Home / 67,005,826.90-100,508,740.35-60,203,382.10

Finding the Fourth Proportional to 67,005,826.90, 100,508,740.35 and 60,203,382.10

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Solution

The fourth proportional to 67,005,826.90, 100,508,740.35 and 60,203,382.10 is: 90,305,073.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,005,826.90 : 100,508,740.35 = 60,203,382.10 : x
  2. Step 2: Convert to fraction form
    67,005,826.90/100,508,740.35 = 60,203,382.10/x
  3. Step 3: Cross multiply
    67,005,826.90x = 100,508,740.35 × 60,203,382.10
  4. Step 4: Simplify right side
    67,005,826.90x = 6,050,966,099,680,738
  5. Step 5: Solve for x
    x = 6,050,966,099,680,738/67,005,826.90
  6. Step 6: Final answer
    x = 90,305,073.15

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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.