Home / 168,103,831.65-232,057,674.75-108,594,143.91

Finding the Fourth Proportional to 168,103,831.65, 232,057,674.75 and 108,594,143.91

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Solution

The fourth proportional to 168,103,831.65, 232,057,674.75 and 108,594,143.91 is: 149,907,972.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,103,831.65 : 232,057,674.75 = 108,594,143.91 : x
  2. Step 2: Convert to fraction form
    168,103,831.65/232,057,674.75 = 108,594,143.91/x
  3. Step 3: Cross multiply
    168,103,831.65x = 232,057,674.75 × 108,594,143.91
  4. Step 4: Simplify right side
    168,103,831.65x = 25,200,104,527,221,472
  5. Step 5: Solve for x
    x = 25,200,104,527,221,472/168,103,831.65
  6. Step 6: Final answer
    x = 149,907,972.23

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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.