Home / 67,694,503.40-101,541,755.10-64,745,844.20

Finding the Fourth Proportional to 67,694,503.40, 101,541,755.10 and 64,745,844.20

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Solution

The fourth proportional to 67,694,503.40, 101,541,755.10 and 64,745,844.20 is: 97,118,766.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,694,503.40 : 101,541,755.10 = 64,745,844.20 : x
  2. Step 2: Convert to fraction form
    67,694,503.40/101,541,755.10 = 64,745,844.20/x
  3. Step 3: Cross multiply
    67,694,503.40x = 101,541,755.10 × 64,745,844.20
  4. Step 4: Simplify right side
    67,694,503.40x = 6,574,406,655,499,155
  5. Step 5: Solve for x
    x = 6,574,406,655,499,155/67,694,503.40
  6. Step 6: Final answer
    x = 97,118,766.30

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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.