Home / 247,360,811.28-371,041,005.86-63,128,272.69

Finding the Fourth Proportional to 247,360,811.28, 371,041,005.86 and 63,128,272.69

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Solution

The fourth proportional to 247,360,811.28, 371,041,005.86 and 63,128,272.69 is: 94,692,355.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,360,811.28 : 371,041,005.86 = 63,128,272.69 : x
  2. Step 2: Convert to fraction form
    247,360,811.28/371,041,005.86 = 63,128,272.69/x
  3. Step 3: Cross multiply
    247,360,811.28x = 371,041,005.86 × 63,128,272.69
  4. Step 4: Simplify right side
    247,360,811.28x = 23,423,177,797,486,856
  5. Step 5: Solve for x
    x = 23,423,177,797,486,856/247,360,811.28
  6. Step 6: Final answer
    x = 94,692,355.17

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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.