Home / 265,734,000.30-398,601,000.45-200,260,469.10

Finding the Fourth Proportional to 265,734,000.30, 398,601,000.45 and 200,260,469.10

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Solution

The fourth proportional to 265,734,000.30, 398,601,000.45 and 200,260,469.10 is: 300,390,703.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,734,000.30 : 398,601,000.45 = 200,260,469.10 : x
  2. Step 2: Convert to fraction form
    265,734,000.30/398,601,000.45 = 200,260,469.10/x
  3. Step 3: Cross multiply
    265,734,000.30x = 398,601,000.45 × 200,260,469.10
  4. Step 4: Simplify right side
    265,734,000.30x = 79,824,023,333,846,304
  5. Step 5: Solve for x
    x = 79,824,023,333,846,304/265,734,000.30
  6. Step 6: Final answer
    x = 300,390,703.65

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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.