Home / 910,482,188.73-1,365,726,826.04-220,388,335.53

Finding the Fourth Proportional to 910,482,188.73, 1,365,726,826.04 and 220,388,335.53

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Solution

The fourth proportional to 910,482,188.73, 1,365,726,826.04 and 220,388,335.53 is: 330,583,360.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,482,188.73 : 1,365,726,826.04 = 220,388,335.53 : x
  2. Step 2: Convert to fraction form
    910,482,188.73/1,365,726,826.04 = 220,388,335.53/x
  3. Step 3: Cross multiply
    910,482,188.73x = 1,365,726,826.04 × 220,388,335.53
  4. Step 4: Simplify right side
    910,482,188.73x = 300,990,261,978,523,520
  5. Step 5: Solve for x
    x = 300,990,261,978,523,520/910,482,188.73
  6. Step 6: Final answer
    x = 330,583,360.89

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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.