Home / 129,346,502.10-194,019,753.15-64,660,290.90

Finding the Fourth Proportional to 129,346,502.10, 194,019,753.15 and 64,660,290.90

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Solution

The fourth proportional to 129,346,502.10, 194,019,753.15 and 64,660,290.90 is: 96,990,436.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,346,502.10 : 194,019,753.15 = 64,660,290.90 : x
  2. Step 2: Convert to fraction form
    129,346,502.10/194,019,753.15 = 64,660,290.90/x
  3. Step 3: Cross multiply
    129,346,502.10x = 194,019,753.15 × 64,660,290.90
  4. Step 4: Simplify right side
    129,346,502.10x = 12,545,373,679,025,192
  5. Step 5: Solve for x
    x = 12,545,373,679,025,192/129,346,502.10
  6. Step 6: Final answer
    x = 96,990,436.35

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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.