Home / 1,383,712,854.72-1,909,523,662.92-757,181,358.24

Finding the Fourth Proportional to 1,383,712,854.72, 1,909,523,662.92 and 757,181,358.24

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Solution

The fourth proportional to 1,383,712,854.72, 1,909,523,662.92 and 757,181,358.24 is: 1,044,910,232.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,712,854.72 : 1,909,523,662.92 = 757,181,358.24 : x
  2. Step 2: Convert to fraction form
    1,383,712,854.72/1,909,523,662.92 = 757,181,358.24/x
  3. Step 3: Cross multiply
    1,383,712,854.72x = 1,909,523,662.92 × 757,181,358.24
  4. Step 4: Simplify right side
    1,383,712,854.72x = 1,445,855,720,681,185,536
  5. Step 5: Solve for x
    x = 1,445,855,720,681,185,536/1,383,712,854.72
  6. Step 6: Final answer
    x = 1,044,910,232.46

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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.