Home / 392,473,670.60-588,710,505.90-119,844,000.20

Finding the Fourth Proportional to 392,473,670.60, 588,710,505.90 and 119,844,000.20

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Solution

The fourth proportional to 392,473,670.60, 588,710,505.90 and 119,844,000.20 is: 179,766,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,473,670.60 : 588,710,505.90 = 119,844,000.20 : x
  2. Step 2: Convert to fraction form
    392,473,670.60/588,710,505.90 = 119,844,000.20/x
  3. Step 3: Cross multiply
    392,473,670.60x = 588,710,505.90 × 119,844,000.20
  4. Step 4: Simplify right side
    392,473,670.60x = 70,553,421,986,821,704
  5. Step 5: Solve for x
    x = 70,553,421,986,821,704/392,473,670.60
  6. Step 6: Final answer
    x = 179,766,000.30

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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.