Home / 748,324,686.60-1,122,495,887.25-453,284,144.37

Finding the Fourth Proportional to 748,324,686.60, 1,122,495,887.25 and 453,284,144.37

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Solution

The fourth proportional to 748,324,686.60, 1,122,495,887.25 and 453,284,144.37 is: 679,931,581.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,324,686.60 : 1,122,495,887.25 = 453,284,144.37 : x
  2. Step 2: Convert to fraction form
    748,324,686.60/1,122,495,887.25 = 453,284,144.37/x
  3. Step 3: Cross multiply
    748,324,686.60x = 1,122,495,887.25 × 453,284,144.37
  4. Step 4: Simplify right side
    748,324,686.60x = 508,809,587,810,960,256
  5. Step 5: Solve for x
    x = 508,809,587,810,960,256/748,324,686.60
  6. Step 6: Final answer
    x = 679,931,581.73

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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.