Home / 4,957,914,539.39-7,438,020,704.46-1,416,702,099.78

Finding the Fourth Proportional to 4,957,914,539.39, 7,438,020,704.46 and 1,416,702,099.78

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Solution

The fourth proportional to 4,957,914,539.39, 7,438,020,704.46 and 1,416,702,099.78 is: 2,125,381,441.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,957,914,539.39 : 7,438,020,704.46 = 1,416,702,099.78 : x
  2. Step 2: Convert to fraction form
    4,957,914,539.39/7,438,020,704.46 = 1,416,702,099.78/x
  3. Step 3: Cross multiply
    4,957,914,539.39x = 7,438,020,704.46 × 1,416,702,099.78
  4. Step 4: Simplify right side
    4,957,914,539.39x = 10,537,459,550,215,596,032
  5. Step 5: Solve for x
    x = 10,537,459,550,215,596,032/4,957,914,539.39
  6. Step 6: Final answer
    x = 2,125,381,441.43

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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.