Home / 129,506,760.60-194,366,429.10-125,255,232.60

Finding the Fourth Proportional to 129,506,760.60, 194,366,429.10 and 125,255,232.60

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Solution

The fourth proportional to 129,506,760.60, 194,366,429.10 and 125,255,232.60 is: 187,985,647.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,506,760.60 : 194,366,429.10 = 125,255,232.60 : x
  2. Step 2: Convert to fraction form
    129,506,760.60/194,366,429.10 = 125,255,232.60/x
  3. Step 3: Cross multiply
    129,506,760.60x = 194,366,429.10 × 125,255,232.60
  4. Step 4: Simplify right side
    129,506,760.60x = 24,345,412,286,551,908
  5. Step 5: Solve for x
    x = 24,345,412,286,551,908/129,506,760.60
  6. Step 6: Final answer
    x = 187,985,647.81

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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.