Home / 120,780,179.40-181,170,269.10-29,903,769.48

Finding the Fourth Proportional to 120,780,179.40, 181,170,269.10 and 29,903,769.48

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Solution

The fourth proportional to 120,780,179.40, 181,170,269.10 and 29,903,769.48 is: 44,855,654.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,780,179.40 : 181,170,269.10 = 29,903,769.48 : x
  2. Step 2: Convert to fraction form
    120,780,179.40/181,170,269.10 = 29,903,769.48/x
  3. Step 3: Cross multiply
    120,780,179.40x = 181,170,269.10 × 29,903,769.48
  4. Step 4: Simplify right side
    120,780,179.40x = 5,417,673,963,795,967
  5. Step 5: Solve for x
    x = 5,417,673,963,795,967/120,780,179.40
  6. Step 6: Final answer
    x = 44,855,654.22

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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.