Home / 99,073,433.80-148,610,150.70-60,331,384.90

Finding the Fourth Proportional to 99,073,433.80, 148,610,150.70 and 60,331,384.90

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Solution

The fourth proportional to 99,073,433.80, 148,610,150.70 and 60,331,384.90 is: 90,497,077.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,073,433.80 : 148,610,150.70 = 60,331,384.90 : x
  2. Step 2: Convert to fraction form
    99,073,433.80/148,610,150.70 = 60,331,384.90/x
  3. Step 3: Cross multiply
    99,073,433.80x = 148,610,150.70 × 60,331,384.90
  4. Step 4: Simplify right side
    99,073,433.80x = 8,965,856,201,928,703
  5. Step 5: Solve for x
    x = 8,965,856,201,928,703/99,073,433.80
  6. Step 6: Final answer
    x = 90,497,077.35

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Double scale
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Similar ratio
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1.5x scale

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.