Home / 168,073,348.20-252,110,022.30-103,166,687.40

Finding the Fourth Proportional to 168,073,348.20, 252,110,022.30 and 103,166,687.40

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Solution

The fourth proportional to 168,073,348.20, 252,110,022.30 and 103,166,687.40 is: 154,750,031.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,073,348.20 : 252,110,022.30 = 103,166,687.40 : x
  2. Step 2: Convert to fraction form
    168,073,348.20/252,110,022.30 = 103,166,687.40/x
  3. Step 3: Cross multiply
    168,073,348.20x = 252,110,022.30 × 103,166,687.40
  4. Step 4: Simplify right side
    168,073,348.20x = 26,009,355,861,031,132
  5. Step 5: Solve for x
    x = 26,009,355,861,031,132/168,073,348.20
  6. Step 6: Final answer
    x = 154,750,031.10

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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.