Home / 293,402,440.80-440,103,661.20-132,159,304.80

Finding the Fourth Proportional to 293,402,440.80, 440,103,661.20 and 132,159,304.80

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Solution

The fourth proportional to 293,402,440.80, 440,103,661.20 and 132,159,304.80 is: 198,238,957.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,402,440.80 : 440,103,661.20 = 132,159,304.80 : x
  2. Step 2: Convert to fraction form
    293,402,440.80/440,103,661.20 = 132,159,304.80/x
  3. Step 3: Cross multiply
    293,402,440.80x = 440,103,661.20 × 132,159,304.80
  4. Step 4: Simplify right side
    293,402,440.80x = 58,163,793,904,126,728
  5. Step 5: Solve for x
    x = 58,163,793,904,126,728/293,402,440.80
  6. Step 6: Final answer
    x = 198,238,957.20

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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.