Home / 801,332,746.68-1,106,876,521.26-662,663,649.72

Finding the Fourth Proportional to 801,332,746.68, 1,106,876,521.26 and 662,663,649.72

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Solution

The fourth proportional to 801,332,746.68, 1,106,876,521.26 and 662,663,649.72 is: 915,333,659.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,332,746.68 : 1,106,876,521.26 = 662,663,649.72 : x
  2. Step 2: Convert to fraction form
    801,332,746.68/1,106,876,521.26 = 662,663,649.72/x
  3. Step 3: Cross multiply
    801,332,746.68x = 1,106,876,521.26 × 662,663,649.72
  4. Step 4: Simplify right side
    801,332,746.68x = 733,486,835,367,528,832
  5. Step 5: Solve for x
    x = 733,486,835,367,528,832/801,332,746.68
  6. Step 6: Final answer
    x = 915,333,659.34

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Double scale
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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.