Home / 71,559,135,889.38-98,756,025,680.25-39,444,425,610.30

Finding the Fourth Proportional to 71,559,135,889.38, 98,756,025,680.25 and 39,444,425,610.30

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Solution

The fourth proportional to 71,559,135,889.38, 98,756,025,680.25 and 39,444,425,610.30 is: 54,435,742,691.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,559,135,889.38 : 98,756,025,680.25 = 39,444,425,610.30 : x
  2. Step 2: Convert to fraction form
    71,559,135,889.38/98,756,025,680.25 = 39,444,425,610.30/x
  3. Step 3: Cross multiply
    71,559,135,889.38x = 98,756,025,680.25 × 39,444,425,610.30
  4. Step 4: Simplify right side
    71,559,135,889.38x = 3,895,374,708,513,497,939,968
  5. Step 5: Solve for x
    x = 3,895,374,708,513,497,939,968/71,559,135,889.38
  6. Step 6: Final answer
    x = 54,435,742,691.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.