Home / 70,897,129.10-106,345,693.65-60,693,461.90

Finding the Fourth Proportional to 70,897,129.10, 106,345,693.65 and 60,693,461.90

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Solution

The fourth proportional to 70,897,129.10, 106,345,693.65 and 60,693,461.90 is: 91,040,192.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,897,129.10 : 106,345,693.65 = 60,693,461.90 : x
  2. Step 2: Convert to fraction form
    70,897,129.10/106,345,693.65 = 60,693,461.90/x
  3. Step 3: Cross multiply
    70,897,129.10x = 106,345,693.65 × 60,693,461.90
  4. Step 4: Simplify right side
    70,897,129.10x = 6,454,488,305,775,347
  5. Step 5: Solve for x
    x = 6,454,488,305,775,347/70,897,129.10
  6. Step 6: Final answer
    x = 91,040,192.85

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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.