Home / 696,183,996.66-1,044,394,965.86-287,016,475.38

Finding the Fourth Proportional to 696,183,996.66, 1,044,394,965.86 and 287,016,475.38

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Solution

The fourth proportional to 696,183,996.66, 1,044,394,965.86 and 287,016,475.38 is: 430,573,761.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,183,996.66 : 1,044,394,965.86 = 287,016,475.38 : x
  2. Step 2: Convert to fraction form
    696,183,996.66/1,044,394,965.86 = 287,016,475.38/x
  3. Step 3: Cross multiply
    696,183,996.66x = 1,044,394,965.86 × 287,016,475.38
  4. Step 4: Simplify right side
    696,183,996.66x = 299,758,562,005,752,640
  5. Step 5: Solve for x
    x = 299,758,562,005,752,640/696,183,996.66
  6. Step 6: Final answer
    x = 430,573,761.31

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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.