Home / 162,115,908.42-243,188,811.62-52,941,651.64

Finding the Fourth Proportional to 162,115,908.42, 243,188,811.62 and 52,941,651.64

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Solution

The fourth proportional to 162,115,908.42, 243,188,811.62 and 52,941,651.64 is: 79,417,359.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,115,908.42 : 243,188,811.62 = 52,941,651.64 : x
  2. Step 2: Convert to fraction form
    162,115,908.42/243,188,811.62 = 52,941,651.64/x
  3. Step 3: Cross multiply
    162,115,908.42x = 243,188,811.62 × 52,941,651.64
  4. Step 4: Simplify right side
    162,115,908.42x = 12,874,817,347,531,624
  5. Step 5: Solve for x
    x = 12,874,817,347,531,624/162,115,908.42
  6. Step 6: Final answer
    x = 79,417,359.30

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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.