Home / 152,536,569.72-210,499,586.22-86,469,530.04

Finding the Fourth Proportional to 152,536,569.72, 210,499,586.22 and 86,469,530.04

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Solution

The fourth proportional to 152,536,569.72, 210,499,586.22 and 86,469,530.04 is: 119,327,452.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,536,569.72 : 210,499,586.22 = 86,469,530.04 : x
  2. Step 2: Convert to fraction form
    152,536,569.72/210,499,586.22 = 86,469,530.04/x
  3. Step 3: Cross multiply
    152,536,569.72x = 210,499,586.22 × 86,469,530.04
  4. Step 4: Simplify right side
    152,536,569.72x = 18,201,800,294,057,860
  5. Step 5: Solve for x
    x = 18,201,800,294,057,860/152,536,569.72
  6. Step 6: Final answer
    x = 119,327,452.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.