Home / 169,906,928.40-254,923,378.20-67,744,285.20

Finding the Fourth Proportional to 169,906,928.40, 254,923,378.20 and 67,744,285.20

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Solution

The fourth proportional to 169,906,928.40, 254,923,378.20 and 67,744,285.20 is: 101,641,541.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,906,928.40 : 254,923,378.20 = 67,744,285.20 : x
  2. Step 2: Convert to fraction form
    169,906,928.40/254,923,378.20 = 67,744,285.20/x
  3. Step 3: Cross multiply
    169,906,928.40x = 254,923,378.20 × 67,744,285.20
  4. Step 4: Simplify right side
    169,906,928.40x = 17,269,602,036,928,262
  5. Step 5: Solve for x
    x = 17,269,602,036,928,262/169,906,928.40
  6. Step 6: Final answer
    x = 101,641,541.05

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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.