Home / 13,831,101,067.33-19,086,925,635.20-7,487,468,694.98

Finding the Fourth Proportional to 13,831,101,067.33, 19,086,925,635.20 and 7,487,468,694.98

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Solution

The fourth proportional to 13,831,101,067.33, 19,086,925,635.20 and 7,487,468,694.98 is: 10,332,710,135.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,831,101,067.33 : 19,086,925,635.20 = 7,487,468,694.98 : x
  2. Step 2: Convert to fraction form
    13,831,101,067.33/19,086,925,635.20 = 7,487,468,694.98/x
  3. Step 3: Cross multiply
    13,831,101,067.33x = 19,086,925,635.20 × 7,487,468,694.98
  4. Step 4: Simplify right side
    13,831,101,067.33x = 142,912,758,176,971,243,520
  5. Step 5: Solve for x
    x = 142,912,758,176,971,243,520/13,831,101,067.33
  6. Step 6: Final answer
    x = 10,332,710,135.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.