Home / 265,738,892.70-398,608,339.05-240,229,724.70

Finding the Fourth Proportional to 265,738,892.70, 398,608,339.05 and 240,229,724.70

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Solution

The fourth proportional to 265,738,892.70, 398,608,339.05 and 240,229,724.70 is: 360,344,587.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,738,892.70 : 398,608,339.05 = 240,229,724.70 : x
  2. Step 2: Convert to fraction form
    265,738,892.70/398,608,339.05 = 240,229,724.70/x
  3. Step 3: Cross multiply
    265,738,892.70x = 398,608,339.05 × 240,229,724.70
  4. Step 4: Simplify right side
    265,738,892.70x = 95,757,571,553,105,760
  5. Step 5: Solve for x
    x = 95,757,571,553,105,760/265,738,892.70
  6. Step 6: Final answer
    x = 360,344,587.05

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Double scale
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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.