Home / 15,987,945,344.16-23,985,595,957.23-5,365,579,248.78

Finding the Fourth Proportional to 15,987,945,344.16, 23,985,595,957.23 and 5,365,579,248.78

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Solution

The fourth proportional to 15,987,945,344.16, 23,985,595,957.23 and 5,365,579,248.78 is: 8,049,603,195.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,987,945,344.16 : 23,985,595,957.23 = 5,365,579,248.78 : x
  2. Step 2: Convert to fraction form
    15,987,945,344.16/23,985,595,957.23 = 5,365,579,248.78/x
  3. Step 3: Cross multiply
    15,987,945,344.16x = 23,985,595,957.23 × 5,365,579,248.78
  4. Step 4: Simplify right side
    15,987,945,344.16x = 128,696,615,937,734,737,920
  5. Step 5: Solve for x
    x = 128,696,615,937,734,737,920/15,987,945,344.16
  6. Step 6: Final answer
    x = 8,049,603,195.87

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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.