Home / 163,304,704.80-244,957,057.20-72,605,440.80

Finding the Fourth Proportional to 163,304,704.80, 244,957,057.20 and 72,605,440.80

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Solution

The fourth proportional to 163,304,704.80, 244,957,057.20 and 72,605,440.80 is: 108,908,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,304,704.80 : 244,957,057.20 = 72,605,440.80 : x
  2. Step 2: Convert to fraction form
    163,304,704.80/244,957,057.20 = 72,605,440.80/x
  3. Step 3: Cross multiply
    163,304,704.80x = 244,957,057.20 × 72,605,440.80
  4. Step 4: Simplify right side
    163,304,704.80x = 17,785,215,115,076,812
  5. Step 5: Solve for x
    x = 17,785,215,115,076,812/163,304,704.80
  6. Step 6: Final answer
    x = 108,908,161.20

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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.