Home / 83,240,959.50-114,864,740.73-49,743,791.08

Finding the Fourth Proportional to 83,240,959.50, 114,864,740.73 and 49,743,791.08

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Solution

The fourth proportional to 83,240,959.50, 114,864,740.73 and 49,743,791.08 is: 68,641,780.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,240,959.50 : 114,864,740.73 = 49,743,791.08 : x
  2. Step 2: Convert to fraction form
    83,240,959.50/114,864,740.73 = 49,743,791.08/x
  3. Step 3: Cross multiply
    83,240,959.50x = 114,864,740.73 × 49,743,791.08
  4. Step 4: Simplify right side
    83,240,959.50x = 5,713,807,665,331,487
  5. Step 5: Solve for x
    x = 5,713,807,665,331,487/83,240,959.50
  6. Step 6: Final answer
    x = 68,641,780.44

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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.