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Finding the Fourth Proportional to 168,202,251.60, 252,303,377.40 and 168,202,251.60

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Solution

The fourth proportional to 168,202,251.60, 252,303,377.40 and 168,202,251.60 is: 252,303,377.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,202,251.60 : 252,303,377.40 = 168,202,251.60 : x
  2. Step 2: Convert to fraction form
    168,202,251.60/252,303,377.40 = 168,202,251.60/x
  3. Step 3: Cross multiply
    168,202,251.60x = 252,303,377.40 × 168,202,251.60
  4. Step 4: Simplify right side
    168,202,251.60x = 42,437,996,164,964,552
  5. Step 5: Solve for x
    x = 42,437,996,164,964,552/168,202,251.60
  6. Step 6: Final answer
    x = 252,303,377.40

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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.