Home / 99,016,087.20-148,524,130.80-26,244,099.60

Finding the Fourth Proportional to 99,016,087.20, 148,524,130.80 and 26,244,099.60

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Solution

The fourth proportional to 99,016,087.20, 148,524,130.80 and 26,244,099.60 is: 39,366,149.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,016,087.20 : 148,524,130.80 = 26,244,099.60 : x
  2. Step 2: Convert to fraction form
    99,016,087.20/148,524,130.80 = 26,244,099.60/x
  3. Step 3: Cross multiply
    99,016,087.20x = 148,524,130.80 × 26,244,099.60
  4. Step 4: Simplify right side
    99,016,087.20x = 3,897,882,081,718,628
  5. Step 5: Solve for x
    x = 3,897,882,081,718,628/99,016,087.20
  6. Step 6: Final answer
    x = 39,366,149.40

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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.