Home / 88,710,195.78-122,420,496.51-49,553,622.90

Finding the Fourth Proportional to 88,710,195.78, 122,420,496.51 and 49,553,622.90

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Solution

The fourth proportional to 88,710,195.78, 122,420,496.51 and 49,553,622.90 is: 68,384,237.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,710,195.78 : 122,420,496.51 = 49,553,622.90 : x
  2. Step 2: Convert to fraction form
    88,710,195.78/122,420,496.51 = 49,553,622.90/x
  3. Step 3: Cross multiply
    88,710,195.78x = 122,420,496.51 × 49,553,622.90
  4. Step 4: Simplify right side
    88,710,195.78x = 6,066,379,119,287,306
  5. Step 5: Solve for x
    x = 6,066,379,119,287,306/88,710,195.78
  6. Step 6: Final answer
    x = 68,384,237.75

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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.