Home / 5,103,021,611.20-7,648,485,799.20-2,155,295,531.20

Finding the Fourth Proportional to 5,103,021,611.20, 7,648,485,799.20 and 2,155,295,531.20

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Solution

The fourth proportional to 5,103,021,611.20, 7,648,485,799.20 and 2,155,295,531.20 is: 3,230,389,467.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103,021,611.20 : 7,648,485,799.20 = 2,155,295,531.20 : x
  2. Step 2: Convert to fraction form
    5,103,021,611.20/7,648,485,799.20 = 2,155,295,531.20/x
  3. Step 3: Cross multiply
    5,103,021,611.20x = 7,648,485,799.20 × 2,155,295,531.20
  4. Step 4: Simplify right side
    5,103,021,611.20x = 16,484,747,263,462,418,432
  5. Step 5: Solve for x
    x = 16,484,747,263,462,418,432/5,103,021,611.20
  6. Step 6: Final answer
    x = 3,230,389,467.15

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1.5x scale

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.