Home / 21,056,944,047.06-29,061,701,593.53-13,332,733,193.76

Finding the Fourth Proportional to 21,056,944,047.06, 29,061,701,593.53 and 13,332,733,193.76

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Solution

The fourth proportional to 21,056,944,047.06, 29,061,701,593.53 and 13,332,733,193.76 is: 18,401,146,559.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,056,944,047.06 : 29,061,701,593.53 = 13,332,733,193.76 : x
  2. Step 2: Convert to fraction form
    21,056,944,047.06/29,061,701,593.53 = 13,332,733,193.76/x
  3. Step 3: Cross multiply
    21,056,944,047.06x = 29,061,701,593.53 × 13,332,733,193.76
  4. Step 4: Simplify right side
    21,056,944,047.06x = 387,471,913,503,205,294,080
  5. Step 5: Solve for x
    x = 387,471,913,503,205,294,080/21,056,944,047.06
  6. Step 6: Final answer
    x = 18,401,146,559.41

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1.5x scale

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.