Home / 115,402,034.24-159,254,841.54-62,478,731.38

Finding the Fourth Proportional to 115,402,034.24, 159,254,841.54 and 62,478,731.38

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Solution

The fourth proportional to 115,402,034.24, 159,254,841.54 and 62,478,731.38 is: 86,220,667.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,402,034.24 : 159,254,841.54 = 62,478,731.38 : x
  2. Step 2: Convert to fraction form
    115,402,034.24/159,254,841.54 = 62,478,731.38/x
  3. Step 3: Cross multiply
    115,402,034.24x = 159,254,841.54 × 62,478,731.38
  4. Step 4: Simplify right side
    115,402,034.24x = 9,950,040,465,542,126
  5. Step 5: Solve for x
    x = 9,950,040,465,542,126/115,402,034.24
  6. Step 6: Final answer
    x = 86,220,667.87

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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.