Home / 726,295,692-1,002,597,320.08-488,278,917.60

Finding the Fourth Proportional to 726,295,692, 1,002,597,320.08 and 488,278,917.60

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Solution

The fourth proportional to 726,295,692, 1,002,597,320.08 and 488,278,917.60 is: 674,032,821.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,295,692 : 1,002,597,320.08 = 488,278,917.60 : x
  2. Step 2: Convert to fraction form
    726,295,692/1,002,597,320.08 = 488,278,917.60/x
  3. Step 3: Cross multiply
    726,295,692x = 1,002,597,320.08 × 488,278,917.60
  4. Step 4: Simplify right side
    726,295,692x = 489,547,134,237,323,200
  5. Step 5: Solve for x
    x = 489,547,134,237,323,200/726,295,692
  6. Step 6: Final answer
    x = 674,032,821.11

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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.