Home / 785,155,085.75-1,083,510,744.17-432,730,235.37

Finding the Fourth Proportional to 785,155,085.75, 1,083,510,744.17 and 432,730,235.37

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Solution

The fourth proportional to 785,155,085.75, 1,083,510,744.17 and 432,730,235.37 is: 597,165,920.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,155,085.75 : 1,083,510,744.17 = 432,730,235.37 : x
  2. Step 2: Convert to fraction form
    785,155,085.75/1,083,510,744.17 = 432,730,235.37/x
  3. Step 3: Cross multiply
    785,155,085.75x = 1,083,510,744.17 × 432,730,235.37
  4. Step 4: Simplify right side
    785,155,085.75x = 468,867,859,350,608,000
  5. Step 5: Solve for x
    x = 468,867,859,350,608,000/785,155,085.75
  6. Step 6: Final answer
    x = 597,165,920.29

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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.