Home / 162,115,961.88-243,188,891.46-52,941,704.88

Finding the Fourth Proportional to 162,115,961.88, 243,188,891.46 and 52,941,704.88

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Solution

The fourth proportional to 162,115,961.88, 243,188,891.46 and 52,941,704.88 is: 79,417,439.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,115,961.88 : 243,188,891.46 = 52,941,704.88 : x
  2. Step 2: Convert to fraction form
    162,115,961.88/243,188,891.46 = 52,941,704.88/x
  3. Step 3: Cross multiply
    162,115,961.88x = 243,188,891.46 × 52,941,704.88
  4. Step 4: Simplify right side
    162,115,961.88x = 12,874,834,521,769,674
  5. Step 5: Solve for x
    x = 12,874,834,521,769,674/162,115,961.88
  6. Step 6: Final answer
    x = 79,417,439.05

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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.