Home / 285,710,524.29-394,278,897.51-158,549,929.74

Finding the Fourth Proportional to 285,710,524.29, 394,278,897.51 and 158,549,929.74

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Solution

The fourth proportional to 285,710,524.29, 394,278,897.51 and 158,549,929.74 is: 218,798,000.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,710,524.29 : 394,278,897.51 = 158,549,929.74 : x
  2. Step 2: Convert to fraction form
    285,710,524.29/394,278,897.51 = 158,549,929.74/x
  3. Step 3: Cross multiply
    285,710,524.29x = 394,278,897.51 × 158,549,929.74
  4. Step 4: Simplify right side
    285,710,524.29x = 62,512,891,498,175,160
  5. Step 5: Solve for x
    x = 62,512,891,498,175,160/285,710,524.29
  6. Step 6: Final answer
    x = 218,798,000.72

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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.