Home / 21,056,944,046.31-29,061,701,592.50-13,332,733,193.01

Finding the Fourth Proportional to 21,056,944,046.31, 29,061,701,592.50 and 13,332,733,193.01

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Solution

The fourth proportional to 21,056,944,046.31, 29,061,701,592.50 and 13,332,733,193.01 is: 18,401,146,558.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,056,944,046.31 : 29,061,701,592.50 = 13,332,733,193.01 : x
  2. Step 2: Convert to fraction form
    21,056,944,046.31/29,061,701,592.50 = 13,332,733,193.01/x
  3. Step 3: Cross multiply
    21,056,944,046.31x = 29,061,701,592.50 × 13,332,733,193.01
  4. Step 4: Simplify right side
    21,056,944,046.31x = 387,471,913,467,609,677,824
  5. Step 5: Solve for x
    x = 387,471,913,467,609,677,824/21,056,944,046.31
  6. Step 6: Final answer
    x = 18,401,146,558.37

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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.