Home / 91,922,264.64-126,850,834.62-50,105,971.71

Finding the Fourth Proportional to 91,922,264.64, 126,850,834.62 and 50,105,971.71

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Solution

The fourth proportional to 91,922,264.64, 126,850,834.62 and 50,105,971.71 is: 69,145,210.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,922,264.64 : 126,850,834.62 = 50,105,971.71 : x
  2. Step 2: Convert to fraction form
    91,922,264.64/126,850,834.62 = 50,105,971.71/x
  3. Step 3: Cross multiply
    91,922,264.64x = 126,850,834.62 × 50,105,971.71
  4. Step 4: Simplify right side
    91,922,264.64x = 6,355,984,330,859,609
  5. Step 5: Solve for x
    x = 6,355,984,330,859,609/91,922,264.64
  6. Step 6: Final answer
    x = 69,145,210.42

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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.