Home / 539,093,826.69-806,513,092.92-408,312,839.63

Finding the Fourth Proportional to 539,093,826.69, 806,513,092.92 and 408,312,839.63

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Solution

The fourth proportional to 539,093,826.69, 806,513,092.92 and 408,312,839.63 is: 610,857,766.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,093,826.69 : 806,513,092.92 = 408,312,839.63 : x
  2. Step 2: Convert to fraction form
    539,093,826.69/806,513,092.92 = 408,312,839.63/x
  3. Step 3: Cross multiply
    539,093,826.69x = 806,513,092.92 × 408,312,839.63
  4. Step 4: Simplify right side
    539,093,826.69x = 329,309,651,164,906,688
  5. Step 5: Solve for x
    x = 329,309,651,164,906,688/539,093,826.69
  6. Step 6: Final answer
    x = 610,857,766.98

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.