Home / 168,649,510.53-232,726,667.79-93,291,342.81

Finding the Fourth Proportional to 168,649,510.53, 232,726,667.79 and 93,291,342.81

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Solution

The fourth proportional to 168,649,510.53, 232,726,667.79 and 93,291,342.81 is: 128,736,711.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,649,510.53 : 232,726,667.79 = 93,291,342.81 : x
  2. Step 2: Convert to fraction form
    168,649,510.53/232,726,667.79 = 93,291,342.81/x
  3. Step 3: Cross multiply
    168,649,510.53x = 232,726,667.79 × 93,291,342.81
  4. Step 4: Simplify right side
    168,649,510.53x = 21,711,383,345,825,876
  5. Step 5: Solve for x
    x = 21,711,383,345,825,876/168,649,510.53
  6. Step 6: Final answer
    x = 128,736,711.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.