Home / 66,440,346.80-99,660,520.20-58,882,074.80

Finding the Fourth Proportional to 66,440,346.80, 99,660,520.20 and 58,882,074.80

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Solution

The fourth proportional to 66,440,346.80, 99,660,520.20 and 58,882,074.80 is: 88,323,112.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,440,346.80 : 99,660,520.20 = 58,882,074.80 : x
  2. Step 2: Convert to fraction form
    66,440,346.80/99,660,520.20 = 58,882,074.80/x
  3. Step 3: Cross multiply
    66,440,346.80x = 99,660,520.20 × 58,882,074.80
  4. Step 4: Simplify right side
    66,440,346.80x = 5,868,218,205,023,311
  5. Step 5: Solve for x
    x = 5,868,218,205,023,311/66,440,346.80
  6. Step 6: Final answer
    x = 88,323,112.20

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1.5x scale

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.