Home / 104,007,812.20-156,011,718.30-50,260,100.20

Finding the Fourth Proportional to 104,007,812.20, 156,011,718.30 and 50,260,100.20

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Solution

The fourth proportional to 104,007,812.20, 156,011,718.30 and 50,260,100.20 is: 75,390,150.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,007,812.20 : 156,011,718.30 = 50,260,100.20 : x
  2. Step 2: Convert to fraction form
    104,007,812.20/156,011,718.30 = 50,260,100.20/x
  3. Step 3: Cross multiply
    104,007,812.20x = 156,011,718.30 × 50,260,100.20
  4. Step 4: Simplify right side
    104,007,812.20x = 7,841,164,594,132,175
  5. Step 5: Solve for x
    x = 7,841,164,594,132,175/104,007,812.20
  6. Step 6: Final answer
    x = 75,390,150.30

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Similar ratio
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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.