Home / 189,613,525.53-284,420,288.97-53,298,909.03

Finding the Fourth Proportional to 189,613,525.53, 284,420,288.97 and 53,298,909.03

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Solution

The fourth proportional to 189,613,525.53, 284,420,288.97 and 53,298,909.03 is: 79,948,363.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,613,525.53 : 284,420,288.97 = 53,298,909.03 : x
  2. Step 2: Convert to fraction form
    189,613,525.53/284,420,288.97 = 53,298,909.03/x
  3. Step 3: Cross multiply
    189,613,525.53x = 284,420,288.97 × 53,298,909.03
  4. Step 4: Simplify right side
    189,613,525.53x = 15,159,291,108,098,344
  5. Step 5: Solve for x
    x = 15,159,291,108,098,344/189,613,525.53
  6. Step 6: Final answer
    x = 79,948,363.73

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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.