Home / 511,755,035.97-767,634,803.73-162,002,822.61

Finding the Fourth Proportional to 511,755,035.97, 767,634,803.73 and 162,002,822.61

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Solution

The fourth proportional to 511,755,035.97, 767,634,803.73 and 162,002,822.61 is: 243,004,946.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,755,035.97 : 767,634,803.73 = 162,002,822.61 : x
  2. Step 2: Convert to fraction form
    511,755,035.97/767,634,803.73 = 162,002,822.61/x
  3. Step 3: Cross multiply
    511,755,035.97x = 767,634,803.73 × 162,002,822.61
  4. Step 4: Simplify right side
    511,755,035.97x = 124,359,004,937,933,376
  5. Step 5: Solve for x
    x = 124,359,004,937,933,376/511,755,035.97
  6. Step 6: Final answer
    x = 243,004,946.11

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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.