Home / 84,959,837.73-117,253,641.56-49,688,426.61

Finding the Fourth Proportional to 84,959,837.73, 117,253,641.56 and 49,688,426.61

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Solution

The fourth proportional to 84,959,837.73, 117,253,641.56 and 49,688,426.61 is: 68,575,330.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,959,837.73 : 117,253,641.56 = 49,688,426.61 : x
  2. Step 2: Convert to fraction form
    84,959,837.73/117,253,641.56 = 49,688,426.61/x
  3. Step 3: Cross multiply
    84,959,837.73x = 117,253,641.56 × 49,688,426.61
  4. Step 4: Simplify right side
    84,959,837.73x = 5,826,148,963,160,864
  5. Step 5: Solve for x
    x = 5,826,148,963,160,864/84,959,837.73
  6. Step 6: Final answer
    x = 68,575,330.64

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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.