Home / 247,627,859.15-371,443,371.57-72,750,177.83

Finding the Fourth Proportional to 247,627,859.15, 371,443,371.57 and 72,750,177.83

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Solution

The fourth proportional to 247,627,859.15, 371,443,371.57 and 72,750,177.83 is: 109,125,731.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,627,859.15 : 371,443,371.57 = 72,750,177.83 : x
  2. Step 2: Convert to fraction form
    247,627,859.15/371,443,371.57 = 72,750,177.83/x
  3. Step 3: Cross multiply
    247,627,859.15x = 371,443,371.57 × 72,750,177.83
  4. Step 4: Simplify right side
    247,627,859.15x = 27,022,571,335,492,264
  5. Step 5: Solve for x
    x = 27,022,571,335,492,264/247,627,859.15
  6. Step 6: Final answer
    x = 109,125,731.77

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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.