Home / 61,849,771.82-85,367,550.33-35,403,456.20

Finding the Fourth Proportional to 61,849,771.82, 85,367,550.33 and 35,403,456.20

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Solution

The fourth proportional to 61,849,771.82, 85,367,550.33 and 35,403,456.20 is: 48,865,278.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,849,771.82 : 85,367,550.33 = 35,403,456.20 : x
  2. Step 2: Convert to fraction form
    61,849,771.82/85,367,550.33 = 35,403,456.20/x
  3. Step 3: Cross multiply
    61,849,771.82x = 85,367,550.33 × 35,403,456.20
  4. Step 4: Simplify right side
    61,849,771.82x = 3,022,306,329,222,869.50
  5. Step 5: Solve for x
    x = 3,022,306,329,222,869.50/61,849,771.82
  6. Step 6: Final answer
    x = 48,865,278.57

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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.