Home / 89,959,608.31-124,152,580.94-54,669,268.70

Finding the Fourth Proportional to 89,959,608.31, 124,152,580.94 and 54,669,268.70

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Solution

The fourth proportional to 89,959,608.31, 124,152,580.94 and 54,669,268.70 is: 75,448,647.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,959,608.31 : 124,152,580.94 = 54,669,268.70 : x
  2. Step 2: Convert to fraction form
    89,959,608.31/124,152,580.94 = 54,669,268.70/x
  3. Step 3: Cross multiply
    89,959,608.31x = 124,152,580.94 × 54,669,268.70
  4. Step 4: Simplify right side
    89,959,608.31x = 6,787,330,806,934,013
  5. Step 5: Solve for x
    x = 6,787,330,806,934,013/89,959,608.31
  6. Step 6: Final answer
    x = 75,448,647.84

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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.