Home / 55,785,321.68-83,433,228.66-49,680,356.13

Finding the Fourth Proportional to 55,785,321.68, 83,433,228.66 and 49,680,356.13

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Solution

The fourth proportional to 55,785,321.68, 83,433,228.66 and 49,680,356.13 is: 74,302,565.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,785,321.68 : 83,433,228.66 = 49,680,356.13 : x
  2. Step 2: Convert to fraction form
    55,785,321.68/83,433,228.66 = 49,680,356.13/x
  3. Step 3: Cross multiply
    55,785,321.68x = 83,433,228.66 × 49,680,356.13
  4. Step 4: Simplify right side
    55,785,321.68x = 4,144,992,512,904,522.50
  5. Step 5: Solve for x
    x = 4,144,992,512,904,522.50/55,785,321.68
  6. Step 6: Final answer
    x = 74,302,565.41

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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.