Home / 153,045,409,793.10-229,568,114,689.65-86,925,646,337.10

Finding the Fourth Proportional to 153,045,409,793.10, 229,568,114,689.65 and 86,925,646,337.10

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Solution

The fourth proportional to 153,045,409,793.10, 229,568,114,689.65 and 86,925,646,337.10 is: 130,388,469,505.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,045,409,793.10 : 229,568,114,689.65 = 86,925,646,337.10 : x
  2. Step 2: Convert to fraction form
    153,045,409,793.10/229,568,114,689.65 = 86,925,646,337.10/x
  3. Step 3: Cross multiply
    153,045,409,793.10x = 229,568,114,689.65 × 86,925,646,337.10
  4. Step 4: Simplify right side
    153,045,409,793.10x = 19,955,356,747,787,327,766,528
  5. Step 5: Solve for x
    x = 19,955,356,747,787,327,766,528/153,045,409,793.10
  6. Step 6: Final answer
    x = 130,388,469,505.65

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.