Home / 107,922,360.68-148,981,494.92-68,816,701.16

Finding the Fourth Proportional to 107,922,360.68, 148,981,494.92 and 68,816,701.16

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Solution

The fourth proportional to 107,922,360.68, 148,981,494.92 and 68,816,701.16 is: 94,998,061.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,922,360.68 : 148,981,494.92 = 68,816,701.16 : x
  2. Step 2: Convert to fraction form
    107,922,360.68/148,981,494.92 = 68,816,701.16/x
  3. Step 3: Cross multiply
    107,922,360.68x = 148,981,494.92 × 68,816,701.16
  4. Step 4: Simplify right side
    107,922,360.68x = 10,252,415,014,279,696
  5. Step 5: Solve for x
    x = 10,252,415,014,279,696/107,922,360.68
  6. Step 6: Final answer
    x = 94,998,061.10

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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.