Home / 1,639,414,432.92-2,458,546,260.51-458,677,627.11

Finding the Fourth Proportional to 1,639,414,432.92, 2,458,546,260.51 and 458,677,627.11

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Solution

The fourth proportional to 1,639,414,432.92, 2,458,546,260.51 and 458,677,627.11 is: 687,855,457.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,414,432.92 : 2,458,546,260.51 = 458,677,627.11 : x
  2. Step 2: Convert to fraction form
    1,639,414,432.92/2,458,546,260.51 = 458,677,627.11/x
  3. Step 3: Cross multiply
    1,639,414,432.92x = 2,458,546,260.51 × 458,677,627.11
  4. Step 4: Simplify right side
    1,639,414,432.92x = 1,127,680,164,910,890,880
  5. Step 5: Solve for x
    x = 1,127,680,164,910,890,880/1,639,414,432.92
  6. Step 6: Final answer
    x = 687,855,457.57

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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.