Home / 727,418,182.86-1,090,381,873.88-552,170,229.90

Finding the Fourth Proportional to 727,418,182.86, 1,090,381,873.88 and 552,170,229.90

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Solution

The fourth proportional to 727,418,182.86, 1,090,381,873.88 and 552,170,229.90 is: 827,689,524.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,418,182.86 : 1,090,381,873.88 = 552,170,229.90 : x
  2. Step 2: Convert to fraction form
    727,418,182.86/1,090,381,873.88 = 552,170,229.90/x
  3. Step 3: Cross multiply
    727,418,182.86x = 1,090,381,873.88 × 552,170,229.90
  4. Step 4: Simplify right side
    727,418,182.86x = 602,076,409,979,112,448
  5. Step 5: Solve for x
    x = 602,076,409,979,112,448/727,418,182.86
  6. Step 6: Final answer
    x = 827,689,524.63

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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.