Home / 773,387,613.12-1,160,070,061.05-191,121,843

Finding the Fourth Proportional to 773,387,613.12, 1,160,070,061.05 and 191,121,843

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Solution

The fourth proportional to 773,387,613.12, 1,160,070,061.05 and 191,121,843 is: 286,679,957.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,387,613.12 : 1,160,070,061.05 = 191,121,843 : x
  2. Step 2: Convert to fraction form
    773,387,613.12/1,160,070,061.05 = 191,121,843/x
  3. Step 3: Cross multiply
    773,387,613.12x = 1,160,070,061.05 × 191,121,843
  4. Step 4: Simplify right side
    773,387,613.12x = 221,714,728,076,998,496
  5. Step 5: Solve for x
    x = 221,714,728,076,998,496/773,387,613.12
  6. Step 6: Final answer
    x = 286,679,957.52

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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.