Home / 71,063,999.10-106,595,998.65-69,930,258.30

Finding the Fourth Proportional to 71,063,999.10, 106,595,998.65 and 69,930,258.30

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Solution

The fourth proportional to 71,063,999.10, 106,595,998.65 and 69,930,258.30 is: 104,895,387.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,063,999.10 : 106,595,998.65 = 69,930,258.30 : x
  2. Step 2: Convert to fraction form
    71,063,999.10/106,595,998.65 = 69,930,258.30/x
  3. Step 3: Cross multiply
    71,063,999.10x = 106,595,998.65 × 69,930,258.30
  4. Step 4: Simplify right side
    71,063,999.10x = 7,454,285,719,340,951
  5. Step 5: Solve for x
    x = 7,454,285,719,340,951/71,063,999.10
  6. Step 6: Final answer
    x = 104,895,387.45

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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.