Home / 382,793,689.02-574,292,714.97-137,175,152.43

Finding the Fourth Proportional to 382,793,689.02, 574,292,714.97 and 137,175,152.43

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Solution

The fourth proportional to 382,793,689.02, 574,292,714.97 and 137,175,152.43 is: 205,799,345.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,793,689.02 : 574,292,714.97 = 137,175,152.43 : x
  2. Step 2: Convert to fraction form
    382,793,689.02/574,292,714.97 = 137,175,152.43/x
  3. Step 3: Cross multiply
    382,793,689.02x = 574,292,714.97 × 137,175,152.43
  4. Step 4: Simplify right side
    382,793,689.02x = 78,778,690,715,448,304
  5. Step 5: Solve for x
    x = 78,778,690,715,448,304/382,793,689.02
  6. Step 6: Final answer
    x = 205,799,345.64

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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.