Home / 880,635,005,729.40-1,321,142,639,305.20-268,062,467,187.20

Finding the Fourth Proportional to 880,635,005,729.40, 1,321,142,639,305.20 and 268,062,467,187.20

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Solution

The fourth proportional to 880,635,005,729.40, 1,321,142,639,305.20 and 268,062,467,187.20 is: 402,151,575,958.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,635,005,729.40 : 1,321,142,639,305.20 = 268,062,467,187.20 : x
  2. Step 2: Convert to fraction form
    880,635,005,729.40/1,321,142,639,305.20 = 268,062,467,187.20/x
  3. Step 3: Cross multiply
    880,635,005,729.40x = 1,321,142,639,305.20 × 268,062,467,187.20
  4. Step 4: Simplify right side
    880,635,005,729.40x = 354,148,755,398,360,960,073,728
  5. Step 5: Solve for x
    x = 354,148,755,398,360,960,073,728/880,635,005,729.40
  6. Step 6: Final answer
    x = 402,151,575,958.57

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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.