Home / 74,301,740.10-111,452,610.15-39,864,363.30

Finding the Fourth Proportional to 74,301,740.10, 111,452,610.15 and 39,864,363.30

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Solution

The fourth proportional to 74,301,740.10, 111,452,610.15 and 39,864,363.30 is: 59,796,544.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,301,740.10 : 111,452,610.15 = 39,864,363.30 : x
  2. Step 2: Convert to fraction form
    74,301,740.10/111,452,610.15 = 39,864,363.30/x
  3. Step 3: Cross multiply
    74,301,740.10x = 111,452,610.15 × 39,864,363.30
  4. Step 4: Simplify right side
    74,301,740.10x = 4,442,987,341,752,867.50
  5. Step 5: Solve for x
    x = 4,442,987,341,752,867.50/74,301,740.10
  6. Step 6: Final answer
    x = 59,796,544.95

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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.