Home / 547,272,435.89-822,218,268.77-350,920,546.73

Finding the Fourth Proportional to 547,272,435.89, 822,218,268.77 and 350,920,546.73

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Solution

The fourth proportional to 547,272,435.89, 822,218,268.77 and 350,920,546.73 is: 527,220,567.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,272,435.89 : 822,218,268.77 = 350,920,546.73 : x
  2. Step 2: Convert to fraction form
    547,272,435.89/822,218,268.77 = 350,920,546.73/x
  3. Step 3: Cross multiply
    547,272,435.89x = 822,218,268.77 × 350,920,546.73
  4. Step 4: Simplify right side
    547,272,435.89x = 288,533,284,402,296,832
  5. Step 5: Solve for x
    x = 288,533,284,402,296,832/547,272,435.89
  6. Step 6: Final answer
    x = 527,220,567.83

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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.