Home / 79,950,500.72-110,331,727.90-43,281,071.72

Finding the Fourth Proportional to 79,950,500.72, 110,331,727.90 and 43,281,071.72

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Solution

The fourth proportional to 79,950,500.72, 110,331,727.90 and 43,281,071.72 is: 59,727,898.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,950,500.72 : 110,331,727.90 = 43,281,071.72 : x
  2. Step 2: Convert to fraction form
    79,950,500.72/110,331,727.90 = 43,281,071.72/x
  3. Step 3: Cross multiply
    79,950,500.72x = 110,331,727.90 × 43,281,071.72
  4. Step 4: Simplify right side
    79,950,500.72x = 4,775,275,427,984,646
  5. Step 5: Solve for x
    x = 4,775,275,427,984,646/79,950,500.72
  6. Step 6: Final answer
    x = 59,727,898.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.