Home / 54,939,621,901.10-82,409,432,851.65-13,580,757,517.10

Finding the Fourth Proportional to 54,939,621,901.10, 82,409,432,851.65 and 13,580,757,517.10

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Solution

The fourth proportional to 54,939,621,901.10, 82,409,432,851.65 and 13,580,757,517.10 is: 20,371,136,275.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,939,621,901.10 : 82,409,432,851.65 = 13,580,757,517.10 : x
  2. Step 2: Convert to fraction form
    54,939,621,901.10/82,409,432,851.65 = 13,580,757,517.10/x
  3. Step 3: Cross multiply
    54,939,621,901.10x = 82,409,432,851.65 × 13,580,757,517.10
  4. Step 4: Simplify right side
    54,939,621,901.10x = 1,119,182,524,679,993,425,920
  5. Step 5: Solve for x
    x = 1,119,182,524,679,993,425,920/54,939,621,901.10
  6. Step 6: Final answer
    x = 20,371,136,275.65

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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.