Home / 935,940,273.66-1,292,942,930.40-747,521,188.38

Finding the Fourth Proportional to 935,940,273.66, 1,292,942,930.40 and 747,521,188.38

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Solution

The fourth proportional to 935,940,273.66, 1,292,942,930.40 and 747,521,188.38 is: 1,032,653,752.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,940,273.66 : 1,292,942,930.40 = 747,521,188.38 : x
  2. Step 2: Convert to fraction form
    935,940,273.66/1,292,942,930.40 = 747,521,188.38/x
  3. Step 3: Cross multiply
    935,940,273.66x = 1,292,942,930.40 × 747,521,188.38
  4. Step 4: Simplify right side
    935,940,273.66x = 966,502,235,840,127,744
  5. Step 5: Solve for x
    x = 966,502,235,840,127,744/935,940,273.66
  6. Step 6: Final answer
    x = 1,032,653,752.64

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1.5x scale

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.