Home / 247,627,858.65-371,443,370.82-72,750,177.33

Finding the Fourth Proportional to 247,627,858.65, 371,443,370.82 and 72,750,177.33

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Solution

The fourth proportional to 247,627,858.65, 371,443,370.82 and 72,750,177.33 is: 109,125,731.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,627,858.65 : 371,443,370.82 = 72,750,177.33 : x
  2. Step 2: Convert to fraction form
    247,627,858.65/371,443,370.82 = 72,750,177.33/x
  3. Step 3: Cross multiply
    247,627,858.65x = 371,443,370.82 × 72,750,177.33
  4. Step 4: Simplify right side
    247,627,858.65x = 27,022,571,095,207,948
  5. Step 5: Solve for x
    x = 27,022,571,095,207,948/247,627,858.65
  6. Step 6: Final answer
    x = 109,125,731.02

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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.