Home / 129,490,001.70-194,235,002.55-129,490,001.70

Finding the Fourth Proportional to 129,490,001.70, 194,235,002.55 and 129,490,001.70

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Solution

The fourth proportional to 129,490,001.70, 194,235,002.55 and 129,490,001.70 is: 194,235,002.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,490,001.70 : 194,235,002.55 = 129,490,001.70 : x
  2. Step 2: Convert to fraction form
    129,490,001.70/194,235,002.55 = 129,490,001.70/x
  3. Step 3: Cross multiply
    129,490,001.70x = 194,235,002.55 × 129,490,001.70
  4. Step 4: Simplify right side
    129,490,001.70x = 25,151,490,810,399,008
  5. Step 5: Solve for x
    x = 25,151,490,810,399,008/129,490,001.70
  6. Step 6: Final answer
    x = 194,235,002.55

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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.