Home / 89,425,060.48-123,407,261-49,733,142.81

Finding the Fourth Proportional to 89,425,060.48, 123,407,261 and 49,733,142.81

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Solution

The fourth proportional to 89,425,060.48, 123,407,261 and 49,733,142.81 is: 68,632,113.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,425,060.48 : 123,407,261 = 49,733,142.81 : x
  2. Step 2: Convert to fraction form
    89,425,060.48/123,407,261 = 49,733,142.81/x
  3. Step 3: Cross multiply
    89,425,060.48x = 123,407,261 × 49,733,142.81
  4. Step 4: Simplify right side
    89,425,060.48x = 6,137,430,935,103,944
  5. Step 5: Solve for x
    x = 6,137,430,935,103,944/89,425,060.48
  6. Step 6: Final answer
    x = 68,632,113.89

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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.