Home / 88,226,678.52-121,778,456.40-58,857,939.36

Finding the Fourth Proportional to 88,226,678.52, 121,778,456.40 and 58,857,939.36

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Solution

The fourth proportional to 88,226,678.52, 121,778,456.40 and 58,857,939.36 is: 81,241,061.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,226,678.52 : 121,778,456.40 = 58,857,939.36 : x
  2. Step 2: Convert to fraction form
    88,226,678.52/121,778,456.40 = 58,857,939.36/x
  3. Step 3: Cross multiply
    88,226,678.52x = 121,778,456.40 × 58,857,939.36
  4. Step 4: Simplify right side
    88,226,678.52x = 7,167,629,002,145,604
  5. Step 5: Solve for x
    x = 7,167,629,002,145,604/88,226,678.52
  6. Step 6: Final answer
    x = 81,241,061.35

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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.