Home / 108,840,470.80-150,194,179.56-67,586,478.16

Finding the Fourth Proportional to 108,840,470.80, 150,194,179.56 and 67,586,478.16

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Solution

The fourth proportional to 108,840,470.80, 150,194,179.56 and 67,586,478.16 is: 93,265,818.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,840,470.80 : 150,194,179.56 = 67,586,478.16 : x
  2. Step 2: Convert to fraction form
    108,840,470.80/150,194,179.56 = 67,586,478.16/x
  3. Step 3: Cross multiply
    108,840,470.80x = 150,194,179.56 × 67,586,478.16
  4. Step 4: Simplify right side
    108,840,470.80x = 10,151,095,636,591,058
  5. Step 5: Solve for x
    x = 10,151,095,636,591,058/108,840,470.80
  6. Step 6: Final answer
    x = 93,265,818.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.