Home / 5,242,144,099.20-7,863,245,544.24-1,748,539,981.76

Finding the Fourth Proportional to 5,242,144,099.20, 7,863,245,544.24 and 1,748,539,981.76

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Solution

The fourth proportional to 5,242,144,099.20, 7,863,245,544.24 and 1,748,539,981.76 is: 2,622,819,777.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,242,144,099.20 : 7,863,245,544.24 = 1,748,539,981.76 : x
  2. Step 2: Convert to fraction form
    5,242,144,099.20/7,863,245,544.24 = 1,748,539,981.76/x
  3. Step 3: Cross multiply
    5,242,144,099.20x = 7,863,245,544.24 × 1,748,539,981.76
  4. Step 4: Simplify right side
    5,242,144,099.20x = 13,749,199,220,499,810,304
  5. Step 5: Solve for x
    x = 13,749,199,220,499,810,304/5,242,144,099.20
  6. Step 6: Final answer
    x = 2,622,819,777.62

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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.