Home / 22,982,283,971.64-31,715,537,555.60-12,421,488,419.64

Finding the Fourth Proportional to 22,982,283,971.64, 31,715,537,555.60 and 12,421,488,419.64

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Solution

The fourth proportional to 22,982,283,971.64, 31,715,537,555.60 and 12,421,488,419.64 is: 17,141,646,276.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,982,283,971.64 : 31,715,537,555.60 = 12,421,488,419.64 : x
  2. Step 2: Convert to fraction form
    22,982,283,971.64/31,715,537,555.60 = 12,421,488,419.64/x
  3. Step 3: Cross multiply
    22,982,283,971.64x = 31,715,537,555.60 × 12,421,488,419.64
  4. Step 4: Simplify right side
    22,982,283,971.64x = 393,954,182,469,542,871,040
  5. Step 5: Solve for x
    x = 393,954,182,469,542,871,040/22,982,283,971.64
  6. Step 6: Final answer
    x = 17,141,646,276.57

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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.