Home / 112,002,601.80-168,003,902.70-100,523,476.20

Finding the Fourth Proportional to 112,002,601.80, 168,003,902.70 and 100,523,476.20

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Solution

The fourth proportional to 112,002,601.80, 168,003,902.70 and 100,523,476.20 is: 150,785,214.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,002,601.80 : 168,003,902.70 = 100,523,476.20 : x
  2. Step 2: Convert to fraction form
    112,002,601.80/168,003,902.70 = 100,523,476.20/x
  3. Step 3: Cross multiply
    112,002,601.80x = 168,003,902.70 × 100,523,476.20
  4. Step 4: Simplify right side
    112,002,601.80x = 16,888,336,314,570,566
  5. Step 5: Solve for x
    x = 16,888,336,314,570,566/112,002,601.80
  6. Step 6: Final answer
    x = 150,785,214.30

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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.