Home / 108,769,490.14-163,045,144.36-50,518,076.69

Finding the Fourth Proportional to 108,769,490.14, 163,045,144.36 and 50,518,076.69

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Solution

The fourth proportional to 108,769,490.14, 163,045,144.36 and 50,518,076.69 is: 75,726,447.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,769,490.14 : 163,045,144.36 = 50,518,076.69 : x
  2. Step 2: Convert to fraction form
    108,769,490.14/163,045,144.36 = 50,518,076.69/x
  3. Step 3: Cross multiply
    108,769,490.14x = 163,045,144.36 × 50,518,076.69
  4. Step 4: Simplify right side
    108,769,490.14x = 8,236,727,106,569,437
  5. Step 5: Solve for x
    x = 8,236,727,106,569,437/108,769,490.14
  6. Step 6: Final answer
    x = 75,726,447.70

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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.