Home / 111,203,998.80-166,805,998.20-74,924,293.20

Finding the Fourth Proportional to 111,203,998.80, 166,805,998.20 and 74,924,293.20

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Solution

The fourth proportional to 111,203,998.80, 166,805,998.20 and 74,924,293.20 is: 112,386,439.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,203,998.80 : 166,805,998.20 = 74,924,293.20 : x
  2. Step 2: Convert to fraction form
    111,203,998.80/166,805,998.20 = 74,924,293.20/x
  3. Step 3: Cross multiply
    111,203,998.80x = 166,805,998.20 × 74,924,293.20
  4. Step 4: Simplify right side
    111,203,998.80x = 12,497,821,516,655,472
  5. Step 5: Solve for x
    x = 12,497,821,516,655,472/111,203,998.80
  6. Step 6: Final answer
    x = 112,386,439.80

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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.