Home / 15,987,945,342.66-23,985,595,954.98-5,365,579,247.28

Finding the Fourth Proportional to 15,987,945,342.66, 23,985,595,954.98 and 5,365,579,247.28

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Solution

The fourth proportional to 15,987,945,342.66, 23,985,595,954.98 and 5,365,579,247.28 is: 8,049,603,193.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,987,945,342.66 : 23,985,595,954.98 = 5,365,579,247.28 : x
  2. Step 2: Convert to fraction form
    15,987,945,342.66/23,985,595,954.98 = 5,365,579,247.28/x
  3. Step 3: Cross multiply
    15,987,945,342.66x = 23,985,595,954.98 × 5,365,579,247.28
  4. Step 4: Simplify right side
    15,987,945,342.66x = 128,696,615,889,683,791,872
  5. Step 5: Solve for x
    x = 128,696,615,889,683,791,872/15,987,945,342.66
  6. Step 6: Final answer
    x = 8,049,603,193.62

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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.