Home / 67,810,905-101,716,459.56-31,399,454.52

Finding the Fourth Proportional to 67,810,905, 101,716,459.56 and 31,399,454.52

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Solution

The fourth proportional to 67,810,905, 101,716,459.56 and 31,399,454.52 is: 47,099,229.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,810,905 : 101,716,459.56 = 31,399,454.52 : x
  2. Step 2: Convert to fraction form
    67,810,905/101,716,459.56 = 31,399,454.52/x
  3. Step 3: Cross multiply
    67,810,905x = 101,716,459.56 × 31,399,454.52
  4. Step 4: Simplify right side
    67,810,905x = 3,193,841,345,889,639
  5. Step 5: Solve for x
    x = 3,193,841,345,889,639/67,810,905
  6. Step 6: Final answer
    x = 47,099,229.04

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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.