Home / 274,432,031.40-411,648,047.10-166,759,660.20

Finding the Fourth Proportional to 274,432,031.40, 411,648,047.10 and 166,759,660.20

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Solution

The fourth proportional to 274,432,031.40, 411,648,047.10 and 166,759,660.20 is: 250,139,490.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,432,031.40 : 411,648,047.10 = 166,759,660.20 : x
  2. Step 2: Convert to fraction form
    274,432,031.40/411,648,047.10 = 166,759,660.20/x
  3. Step 3: Cross multiply
    274,432,031.40x = 411,648,047.10 × 166,759,660.20
  4. Step 4: Simplify right side
    274,432,031.40x = 68,646,288,456,389,592
  5. Step 5: Solve for x
    x = 68,646,288,456,389,592/274,432,031.40
  6. Step 6: Final answer
    x = 250,139,490.30

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Similar ratio
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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.