Home / 148,002,045.35-204,195,868.85-86,110,426.49

Finding the Fourth Proportional to 148,002,045.35, 204,195,868.85 and 86,110,426.49

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Solution

The fourth proportional to 148,002,045.35, 204,195,868.85 and 86,110,426.49 is: 118,805,069.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,002,045.35 : 204,195,868.85 = 86,110,426.49 : x
  2. Step 2: Convert to fraction form
    148,002,045.35/204,195,868.85 = 86,110,426.49/x
  3. Step 3: Cross multiply
    148,002,045.35x = 204,195,868.85 × 86,110,426.49
  4. Step 4: Simplify right side
    148,002,045.35x = 17,583,393,353,363,902
  5. Step 5: Solve for x
    x = 17,583,393,353,363,902/148,002,045.35
  6. Step 6: Final answer
    x = 118,805,069.97

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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.