Home / 498,106,318.32-747,082,861.20-166,119,145.92

Finding the Fourth Proportional to 498,106,318.32, 747,082,861.20 and 166,119,145.92

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Solution

The fourth proportional to 498,106,318.32, 747,082,861.20 and 166,119,145.92 is: 249,153,167.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,106,318.32 : 747,082,861.20 = 166,119,145.92 : x
  2. Step 2: Convert to fraction form
    498,106,318.32/747,082,861.20 = 166,119,145.92/x
  3. Step 3: Cross multiply
    498,106,318.32x = 747,082,861.20 × 166,119,145.92
  4. Step 4: Simplify right side
    498,106,318.32x = 124,104,766,834,013,904
  5. Step 5: Solve for x
    x = 124,104,766,834,013,904/498,106,318.32
  6. Step 6: Final answer
    x = 249,153,167.24

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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.