Home / 302,815,348.20-454,223,022.30-98,364,090.60

Finding the Fourth Proportional to 302,815,348.20, 454,223,022.30 and 98,364,090.60

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Solution

The fourth proportional to 302,815,348.20, 454,223,022.30 and 98,364,090.60 is: 147,546,135.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,815,348.20 : 454,223,022.30 = 98,364,090.60 : x
  2. Step 2: Convert to fraction form
    302,815,348.20/454,223,022.30 = 98,364,090.60/x
  3. Step 3: Cross multiply
    302,815,348.20x = 454,223,022.30 × 98,364,090.60
  4. Step 4: Simplify right side
    302,815,348.20x = 44,679,234,518,123,016
  5. Step 5: Solve for x
    x = 44,679,234,518,123,016/302,815,348.20
  6. Step 6: Final answer
    x = 147,546,135.90

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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.