Home / 252,464,040,638.39-348,400,563,916.86-136,721,698,726.15

Finding the Fourth Proportional to 252,464,040,638.39, 348,400,563,916.86 and 136,721,698,726.15

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Solution

The fourth proportional to 252,464,040,638.39, 348,400,563,916.86 and 136,721,698,726.15 is: 188,676,045,964.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,464,040,638.39 : 348,400,563,916.86 = 136,721,698,726.15 : x
  2. Step 2: Convert to fraction form
    252,464,040,638.39/348,400,563,916.86 = 136,721,698,726.15/x
  3. Step 3: Cross multiply
    252,464,040,638.39x = 348,400,563,916.86 × 136,721,698,726.15
  4. Step 4: Simplify right side
    252,464,040,638.39x = 47,633,916,935,861,698,560,000
  5. Step 5: Solve for x
    x = 47,633,916,935,861,698,560,000/252,464,040,638.39
  6. Step 6: Final answer
    x = 188,676,045,964.46

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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.