Home / 115,504,907.04-173,272,719.60-54,085,680

Finding the Fourth Proportional to 115,504,907.04, 173,272,719.60 and 54,085,680

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Solution

The fourth proportional to 115,504,907.04, 173,272,719.60 and 54,085,680 is: 81,135,711.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,504,907.04 : 173,272,719.60 = 54,085,680 : x
  2. Step 2: Convert to fraction form
    115,504,907.04/173,272,719.60 = 54,085,680/x
  3. Step 3: Cross multiply
    115,504,907.04x = 173,272,719.60 × 54,085,680
  4. Step 4: Simplify right side
    115,504,907.04x = 9,371,572,865,015,328
  5. Step 5: Solve for x
    x = 9,371,572,865,015,328/115,504,907.04
  6. Step 6: Final answer
    x = 81,135,711.94

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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.