Home / 112,331,366.60-168,371,078.70-57,722,851.40

Finding the Fourth Proportional to 112,331,366.60, 168,371,078.70 and 57,722,851.40

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Solution

The fourth proportional to 112,331,366.60, 168,371,078.70 and 57,722,851.40 is: 86,519,545.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,331,366.60 : 168,371,078.70 = 57,722,851.40 : x
  2. Step 2: Convert to fraction form
    112,331,366.60/168,371,078.70 = 57,722,851.40/x
  3. Step 3: Cross multiply
    112,331,366.60x = 168,371,078.70 × 57,722,851.40
  4. Step 4: Simplify right side
    112,331,366.60x = 9,718,858,755,857,804
  5. Step 5: Solve for x
    x = 9,718,858,755,857,804/112,331,366.60
  6. Step 6: Final answer
    x = 86,519,545.25

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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.