Home / 713,690,179.38-1,070,511,712.56-293,497,009.38

Finding the Fourth Proportional to 713,690,179.38, 1,070,511,712.56 and 293,497,009.38

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Solution

The fourth proportional to 713,690,179.38, 1,070,511,712.56 and 293,497,009.38 is: 440,235,826.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,690,179.38 : 1,070,511,712.56 = 293,497,009.38 : x
  2. Step 2: Convert to fraction form
    713,690,179.38/1,070,511,712.56 = 293,497,009.38/x
  3. Step 3: Cross multiply
    713,690,179.38x = 1,070,511,712.56 × 293,497,009.38
  4. Step 4: Simplify right side
    713,690,179.38x = 314,191,986,142,622,144
  5. Step 5: Solve for x
    x = 314,191,986,142,622,144/713,690,179.38
  6. Step 6: Final answer
    x = 440,235,826.72

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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.