Home / 99,138,871.56-148,766,510.70-41,626,720.20

Finding the Fourth Proportional to 99,138,871.56, 148,766,510.70 and 41,626,720.20

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Solution

The fourth proportional to 99,138,871.56, 148,766,510.70 and 41,626,720.20 is: 62,464,518.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,138,871.56 : 148,766,510.70 = 41,626,720.20 : x
  2. Step 2: Convert to fraction form
    99,138,871.56/148,766,510.70 = 41,626,720.20/x
  3. Step 3: Cross multiply
    99,138,871.56x = 148,766,510.70 × 41,626,720.20
  4. Step 4: Simplify right side
    99,138,871.56x = 6,192,661,916,039,206
  5. Step 5: Solve for x
    x = 6,192,661,916,039,206/99,138,871.56
  6. Step 6: Final answer
    x = 62,464,518.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.