Home / 21,037,494,677.13-29,032,655,245.80-11,650,120,853.13

Finding the Fourth Proportional to 21,037,494,677.13, 29,032,655,245.80 and 11,650,120,853.13

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Solution

The fourth proportional to 21,037,494,677.13, 29,032,655,245.80 and 11,650,120,853.13 is: 16,077,672,151.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,037,494,677.13 : 29,032,655,245.80 = 11,650,120,853.13 : x
  2. Step 2: Convert to fraction form
    21,037,494,677.13/29,032,655,245.80 = 11,650,120,853.13/x
  3. Step 3: Cross multiply
    21,037,494,677.13x = 29,032,655,245.80 × 11,650,120,853.13
  4. Step 4: Simplify right side
    21,037,494,677.13x = 338,233,942,300,828,631,040
  5. Step 5: Solve for x
    x = 338,233,942,300,828,631,040/21,037,494,677.13
  6. Step 6: Final answer
    x = 16,077,672,151.17

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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.