Home / 312,014,788.10-468,022,182.15-234,920,413.70

Finding the Fourth Proportional to 312,014,788.10, 468,022,182.15 and 234,920,413.70

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Solution

The fourth proportional to 312,014,788.10, 468,022,182.15 and 234,920,413.70 is: 352,380,620.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,014,788.10 : 468,022,182.15 = 234,920,413.70 : x
  2. Step 2: Convert to fraction form
    312,014,788.10/468,022,182.15 = 234,920,413.70/x
  3. Step 3: Cross multiply
    312,014,788.10x = 468,022,182.15 × 234,920,413.70
  4. Step 4: Simplify right side
    312,014,788.10x = 109,947,964,651,454,752
  5. Step 5: Solve for x
    x = 109,947,964,651,454,752/312,014,788.10
  6. Step 6: Final answer
    x = 352,380,620.55

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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.