Home / 145,156,659.30-217,734,988.95-133,567,308.90

Finding the Fourth Proportional to 145,156,659.30, 217,734,988.95 and 133,567,308.90

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Solution

The fourth proportional to 145,156,659.30, 217,734,988.95 and 133,567,308.90 is: 200,350,963.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,156,659.30 : 217,734,988.95 = 133,567,308.90 : x
  2. Step 2: Convert to fraction form
    145,156,659.30/217,734,988.95 = 133,567,308.90/x
  3. Step 3: Cross multiply
    145,156,659.30x = 217,734,988.95 × 133,567,308.90
  4. Step 4: Simplify right side
    145,156,659.30x = 29,082,276,527,422,736
  5. Step 5: Solve for x
    x = 29,082,276,527,422,736/145,156,659.30
  6. Step 6: Final answer
    x = 200,350,963.35

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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.