Home / 814,925,032.65-1,222,387,548.98-587,043,131.85

Finding the Fourth Proportional to 814,925,032.65, 1,222,387,548.98 and 587,043,131.85

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Solution

The fourth proportional to 814,925,032.65, 1,222,387,548.98 and 587,043,131.85 is: 880,564,697.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,925,032.65 : 1,222,387,548.98 = 587,043,131.85 : x
  2. Step 2: Convert to fraction form
    814,925,032.65/1,222,387,548.98 = 587,043,131.85/x
  3. Step 3: Cross multiply
    814,925,032.65x = 1,222,387,548.98 × 587,043,131.85
  4. Step 4: Simplify right side
    814,925,032.65x = 717,594,215,084,729,216
  5. Step 5: Solve for x
    x = 717,594,215,084,729,216/814,925,032.65
  6. Step 6: Final answer
    x = 880,564,697.78

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Double scale
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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.