Home / 571,392,000.30-857,088,000.45-298,846,310.70

Finding the Fourth Proportional to 571,392,000.30, 857,088,000.45 and 298,846,310.70

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Solution

The fourth proportional to 571,392,000.30, 857,088,000.45 and 298,846,310.70 is: 448,269,466.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,392,000.30 : 857,088,000.45 = 298,846,310.70 : x
  2. Step 2: Convert to fraction form
    571,392,000.30/857,088,000.45 = 298,846,310.70/x
  3. Step 3: Cross multiply
    571,392,000.30x = 857,088,000.45 × 298,846,310.70
  4. Step 4: Simplify right side
    571,392,000.30x = 256,137,586,879,722,432
  5. Step 5: Solve for x
    x = 256,137,586,879,722,432/571,392,000.30
  6. Step 6: Final answer
    x = 448,269,466.05

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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.