Home / 312,432,818.10-468,649,227.15-312,432,818.10

Finding the Fourth Proportional to 312,432,818.10, 468,649,227.15 and 312,432,818.10

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Solution

The fourth proportional to 312,432,818.10, 468,649,227.15 and 312,432,818.10 is: 468,649,227.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,432,818.10 : 468,649,227.15 = 312,432,818.10 : x
  2. Step 2: Convert to fraction form
    312,432,818.10/468,649,227.15 = 312,432,818.10/x
  3. Step 3: Cross multiply
    312,432,818.10x = 468,649,227.15 × 312,432,818.10
  4. Step 4: Simplify right side
    312,432,818.10x = 146,421,398,738,861,536
  5. Step 5: Solve for x
    x = 146,421,398,738,861,536/312,432,818.10
  6. Step 6: Final answer
    x = 468,649,227.15

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Double scale
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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.