Home / 506,417,919.52-759,520,589.76-142,827,244.96

Finding the Fourth Proportional to 506,417,919.52, 759,520,589.76 and 142,827,244.96

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Solution

The fourth proportional to 506,417,919.52, 759,520,589.76 and 142,827,244.96 is: 214,210,890.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,417,919.52 : 759,520,589.76 = 142,827,244.96 : x
  2. Step 2: Convert to fraction form
    506,417,919.52/759,520,589.76 = 142,827,244.96/x
  3. Step 3: Cross multiply
    506,417,919.52x = 759,520,589.76 × 142,827,244.96
  4. Step 4: Simplify right side
    506,417,919.52x = 108,480,233,325,815,200
  5. Step 5: Solve for x
    x = 108,480,233,325,815,200/506,417,919.52
  6. Step 6: Final answer
    x = 214,210,890.15

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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.