Home / 348,541,338.60-522,812,007.90-310,917,940.20

Finding the Fourth Proportional to 348,541,338.60, 522,812,007.90 and 310,917,940.20

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Solution

The fourth proportional to 348,541,338.60, 522,812,007.90 and 310,917,940.20 is: 466,376,910.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,541,338.60 : 522,812,007.90 = 310,917,940.20 : x
  2. Step 2: Convert to fraction form
    348,541,338.60/522,812,007.90 = 310,917,940.20/x
  3. Step 3: Cross multiply
    348,541,338.60x = 522,812,007.90 × 310,917,940.20
  4. Step 4: Simplify right side
    348,541,338.60x = 162,551,632,608,094,112
  5. Step 5: Solve for x
    x = 162,551,632,608,094,112/348,541,338.60
  6. Step 6: Final answer
    x = 466,376,910.30

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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.