Home / 4,872,560,405.40-7,308,840,608.10-1,192,065,759.90

Finding the Fourth Proportional to 4,872,560,405.40, 7,308,840,608.10 and 1,192,065,759.90

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Solution

The fourth proportional to 4,872,560,405.40, 7,308,840,608.10 and 1,192,065,759.90 is: 1,788,098,639.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872,560,405.40 : 7,308,840,608.10 = 1,192,065,759.90 : x
  2. Step 2: Convert to fraction form
    4,872,560,405.40/7,308,840,608.10 = 1,192,065,759.90/x
  3. Step 3: Cross multiply
    4,872,560,405.40x = 7,308,840,608.10 × 1,192,065,759.90
  4. Step 4: Simplify right side
    4,872,560,405.40x = 8,712,618,633,482,705,920
  5. Step 5: Solve for x
    x = 8,712,618,633,482,705,920/4,872,560,405.40
  6. Step 6: Final answer
    x = 1,788,098,639.85

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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.