Home / 726,295,693-1,002,597,321.46-488,278,918.60

Finding the Fourth Proportional to 726,295,693, 1,002,597,321.46 and 488,278,918.60

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Solution

The fourth proportional to 726,295,693, 1,002,597,321.46 and 488,278,918.60 is: 674,032,822.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,295,693 : 1,002,597,321.46 = 488,278,918.60 : x
  2. Step 2: Convert to fraction form
    726,295,693/1,002,597,321.46 = 488,278,918.60/x
  3. Step 3: Cross multiply
    726,295,693x = 1,002,597,321.46 × 488,278,918.60
  4. Step 4: Simplify right side
    726,295,693x = 489,547,135,913,745,408
  5. Step 5: Solve for x
    x = 489,547,135,913,745,408/726,295,693
  6. Step 6: Final answer
    x = 674,032,822.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.