Home / 123,777,407.27-170,812,857.92-68,773,263.77

Finding the Fourth Proportional to 123,777,407.27, 170,812,857.92 and 68,773,263.77

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Solution

The fourth proportional to 123,777,407.27, 170,812,857.92 and 68,773,263.77 is: 94,907,123.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,777,407.27 : 170,812,857.92 = 68,773,263.77 : x
  2. Step 2: Convert to fraction form
    123,777,407.27/170,812,857.92 = 68,773,263.77/x
  3. Step 3: Cross multiply
    123,777,407.27x = 170,812,857.92 × 68,773,263.77
  4. Step 4: Simplify right side
    123,777,407.27x = 11,747,357,731,841,762
  5. Step 5: Solve for x
    x = 11,747,357,731,841,762/123,777,407.27
  6. Step 6: Final answer
    x = 94,907,123.94

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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.