Home / 722,170,129,796.66-996,535,541,312.96-425,150,773,481.54

Finding the Fourth Proportional to 722,170,129,796.66, 996,535,541,312.96 and 425,150,773,481.54

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Solution

The fourth proportional to 722,170,129,796.66, 996,535,541,312.96 and 425,150,773,481.54 is: 586,673,193,351.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,170,129,796.66 : 996,535,541,312.96 = 425,150,773,481.54 : x
  2. Step 2: Convert to fraction form
    722,170,129,796.66/996,535,541,312.96 = 425,150,773,481.54/x
  3. Step 3: Cross multiply
    722,170,129,796.66x = 996,535,541,312.96 × 425,150,773,481.54
  4. Step 4: Simplify right side
    722,170,129,796.66x = 423,677,856,191,050,051,223,552
  5. Step 5: Solve for x
    x = 423,677,856,191,050,051,223,552/722,170,129,796.66
  6. Step 6: Final answer
    x = 586,673,193,351.74

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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.