Home / 225,878,136.64-338,652,023.52-72,436,851.52

Finding the Fourth Proportional to 225,878,136.64, 338,652,023.52 and 72,436,851.52

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Solution

The fourth proportional to 225,878,136.64, 338,652,023.52 and 72,436,851.52 is: 108,602,305.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,878,136.64 : 338,652,023.52 = 72,436,851.52 : x
  2. Step 2: Convert to fraction form
    225,878,136.64/338,652,023.52 = 72,436,851.52/x
  3. Step 3: Cross multiply
    225,878,136.64x = 338,652,023.52 × 72,436,851.52
  4. Step 4: Simplify right side
    225,878,136.64x = 24,530,886,344,665,784
  5. Step 5: Solve for x
    x = 24,530,886,344,665,784/225,878,136.64
  6. Step 6: Final answer
    x = 108,602,305.25

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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.