Home / 370,901,502.28-511,818,469.32-205,876,081

Finding the Fourth Proportional to 370,901,502.28, 511,818,469.32 and 205,876,081

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Solution

The fourth proportional to 370,901,502.28, 511,818,469.32 and 205,876,081 is: 284,094,779.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,901,502.28 : 511,818,469.32 = 205,876,081 : x
  2. Step 2: Convert to fraction form
    370,901,502.28/511,818,469.32 = 205,876,081/x
  3. Step 3: Cross multiply
    370,901,502.28x = 511,818,469.32 × 205,876,081
  4. Step 4: Simplify right side
    370,901,502.28x = 105,371,180,647,020,336
  5. Step 5: Solve for x
    x = 105,371,180,647,020,336/370,901,502.28
  6. Step 6: Final answer
    x = 284,094,779.88

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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.