Home / 641,337,194.10-962,005,791.15-549,504,189.30

Finding the Fourth Proportional to 641,337,194.10, 962,005,791.15 and 549,504,189.30

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Solution

The fourth proportional to 641,337,194.10, 962,005,791.15 and 549,504,189.30 is: 824,256,283.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,337,194.10 : 962,005,791.15 = 549,504,189.30 : x
  2. Step 2: Convert to fraction form
    641,337,194.10/962,005,791.15 = 549,504,189.30/x
  3. Step 3: Cross multiply
    641,337,194.10x = 962,005,791.15 × 549,504,189.30
  4. Step 4: Simplify right side
    641,337,194.10x = 528,626,212,367,785,792
  5. Step 5: Solve for x
    x = 528,626,212,367,785,792/641,337,194.10
  6. Step 6: Final answer
    x = 824,256,283.95

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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.