Home / 77,759,121.71-116,637,884.17-44,948,813.57

Finding the Fourth Proportional to 77,759,121.71, 116,637,884.17 and 44,948,813.57

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Solution

The fourth proportional to 77,759,121.71, 116,637,884.17 and 44,948,813.57 is: 67,422,758.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,759,121.71 : 116,637,884.17 = 44,948,813.57 : x
  2. Step 2: Convert to fraction form
    77,759,121.71/116,637,884.17 = 44,948,813.57/x
  3. Step 3: Cross multiply
    77,759,121.71x = 116,637,884.17 × 44,948,813.57
  4. Step 4: Simplify right side
    77,759,121.71x = 5,242,734,510,061,023
  5. Step 5: Solve for x
    x = 5,242,734,510,061,023/77,759,121.71
  6. Step 6: Final answer
    x = 67,422,758.83

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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.