Home / 264,569,720.04-396,828,920.88-80,338,791.33

Finding the Fourth Proportional to 264,569,720.04, 396,828,920.88 and 80,338,791.33

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Solution

The fourth proportional to 264,569,720.04, 396,828,920.88 and 80,338,791.33 is: 120,500,395.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,569,720.04 : 396,828,920.88 = 80,338,791.33 : x
  2. Step 2: Convert to fraction form
    264,569,720.04/396,828,920.88 = 80,338,791.33/x
  3. Step 3: Cross multiply
    264,569,720.04x = 396,828,920.88 × 80,338,791.33
  4. Step 4: Simplify right side
    264,569,720.04x = 31,880,755,868,287,400
  5. Step 5: Solve for x
    x = 31,880,755,868,287,400/264,569,720.04
  6. Step 6: Final answer
    x = 120,500,395.37

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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.