Home / 310,068,000.20-465,102,000.30-252,672,372.20

Finding the Fourth Proportional to 310,068,000.20, 465,102,000.30 and 252,672,372.20

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Solution

The fourth proportional to 310,068,000.20, 465,102,000.30 and 252,672,372.20 is: 379,008,558.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,068,000.20 : 465,102,000.30 = 252,672,372.20 : x
  2. Step 2: Convert to fraction form
    310,068,000.20/465,102,000.30 = 252,672,372.20/x
  3. Step 3: Cross multiply
    310,068,000.20x = 465,102,000.30 × 252,672,372.20
  4. Step 4: Simplify right side
    310,068,000.20x = 117,518,425,730,766,112
  5. Step 5: Solve for x
    x = 117,518,425,730,766,112/310,068,000.20
  6. Step 6: Final answer
    x = 379,008,558.30

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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.