Home / 87,224,820.15-120,371,047.88-48,068,001.84

Finding the Fourth Proportional to 87,224,820.15, 120,371,047.88 and 48,068,001.84

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Solution

The fourth proportional to 87,224,820.15, 120,371,047.88 and 48,068,001.84 is: 66,334,281.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,224,820.15 : 120,371,047.88 = 48,068,001.84 : x
  2. Step 2: Convert to fraction form
    87,224,820.15/120,371,047.88 = 48,068,001.84/x
  3. Step 3: Cross multiply
    87,224,820.15x = 120,371,047.88 × 48,068,001.84
  4. Step 4: Simplify right side
    87,224,820.15x = 5,785,995,750,978,568
  5. Step 5: Solve for x
    x = 5,785,995,750,978,568/87,224,820.15
  6. Step 6: Final answer
    x = 66,334,281.24

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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.