Home / 119,122,309.10-178,683,463.65-107,029,073.90

Finding the Fourth Proportional to 119,122,309.10, 178,683,463.65 and 107,029,073.90

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Solution

The fourth proportional to 119,122,309.10, 178,683,463.65 and 107,029,073.90 is: 160,543,610.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,122,309.10 : 178,683,463.65 = 107,029,073.90 : x
  2. Step 2: Convert to fraction form
    119,122,309.10/178,683,463.65 = 107,029,073.90/x
  3. Step 3: Cross multiply
    119,122,309.10x = 178,683,463.65 × 107,029,073.90
  4. Step 4: Simplify right side
    119,122,309.10x = 19,124,325,635,703,816
  5. Step 5: Solve for x
    x = 19,124,325,635,703,816/119,122,309.10
  6. Step 6: Final answer
    x = 160,543,610.85

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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.