Home / 804,588,839.90-1,206,883,259.85-396,442,151.90

Finding the Fourth Proportional to 804,588,839.90, 1,206,883,259.85 and 396,442,151.90

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Solution

The fourth proportional to 804,588,839.90, 1,206,883,259.85 and 396,442,151.90 is: 594,663,227.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,588,839.90 : 1,206,883,259.85 = 396,442,151.90 : x
  2. Step 2: Convert to fraction form
    804,588,839.90/1,206,883,259.85 = 396,442,151.90/x
  3. Step 3: Cross multiply
    804,588,839.90x = 1,206,883,259.85 × 396,442,151.90
  4. Step 4: Simplify right side
    804,588,839.90x = 478,459,396,627,020,800
  5. Step 5: Solve for x
    x = 478,459,396,627,020,800/804,588,839.90
  6. Step 6: Final answer
    x = 594,663,227.85

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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.