Home / 539,397,328.60-807,727,416.90-296,786,128.60

Finding the Fourth Proportional to 539,397,328.60, 807,727,416.90 and 296,786,128.60

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Solution

The fourth proportional to 539,397,328.60, 807,727,416.90 and 296,786,128.60 is: 444,426,177.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,397,328.60 : 807,727,416.90 = 296,786,128.60 : x
  2. Step 2: Convert to fraction form
    539,397,328.60/807,727,416.90 = 296,786,128.60/x
  3. Step 3: Cross multiply
    539,397,328.60x = 807,727,416.90 × 296,786,128.60
  4. Step 4: Simplify right side
    539,397,328.60x = 239,722,293,025,829,216
  5. Step 5: Solve for x
    x = 239,722,293,025,829,216/539,397,328.60
  6. Step 6: Final answer
    x = 444,426,177.73

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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.