Home / 108,769,489.77-163,045,143.80-50,518,076.31

Finding the Fourth Proportional to 108,769,489.77, 163,045,143.80 and 50,518,076.31

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Solution

The fourth proportional to 108,769,489.77, 163,045,143.80 and 50,518,076.31 is: 75,726,447.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,769,489.77 : 163,045,143.80 = 50,518,076.31 : x
  2. Step 2: Convert to fraction form
    108,769,489.77/163,045,143.80 = 50,518,076.31/x
  3. Step 3: Cross multiply
    108,769,489.77x = 163,045,143.80 × 50,518,076.31
  4. Step 4: Simplify right side
    108,769,489.77x = 8,236,727,017,011,596
  5. Step 5: Solve for x
    x = 8,236,727,017,011,596/108,769,489.77
  6. Step 6: Final answer
    x = 75,726,447.14

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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.