Home / 153,045,409,820.10-229,568,114,730.15-86,925,646,364.10

Finding the Fourth Proportional to 153,045,409,820.10, 229,568,114,730.15 and 86,925,646,364.10

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Solution

The fourth proportional to 153,045,409,820.10, 229,568,114,730.15 and 86,925,646,364.10 is: 130,388,469,546.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,045,409,820.10 : 229,568,114,730.15 = 86,925,646,364.10 : x
  2. Step 2: Convert to fraction form
    153,045,409,820.10/229,568,114,730.15 = 86,925,646,364.10/x
  3. Step 3: Cross multiply
    153,045,409,820.10x = 229,568,114,730.15 × 86,925,646,364.10
  4. Step 4: Simplify right side
    153,045,409,820.10x = 19,955,356,757,506,155,085,824
  5. Step 5: Solve for x
    x = 19,955,356,757,506,155,085,824/153,045,409,820.10
  6. Step 6: Final answer
    x = 130,388,469,546.15

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Double scale
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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.