Home / 1,204,827,654.66-1,663,321,898.34-843,278,080.38

Finding the Fourth Proportional to 1,204,827,654.66, 1,663,321,898.34 and 843,278,080.38

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Solution

The fourth proportional to 1,204,827,654.66, 1,663,321,898.34 and 843,278,080.38 is: 1,164,185,509.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,827,654.66 : 1,663,321,898.34 = 843,278,080.38 : x
  2. Step 2: Convert to fraction form
    1,204,827,654.66/1,663,321,898.34 = 843,278,080.38/x
  3. Step 3: Cross multiply
    1,204,827,654.66x = 1,663,321,898.34 × 843,278,080.38
  4. Step 4: Simplify right side
    1,204,827,654.66x = 1,402,642,897,486,172,672
  5. Step 5: Solve for x
    x = 1,402,642,897,486,172,672/1,204,827,654.66
  6. Step 6: Final answer
    x = 1,164,185,509.90

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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.