Home / 113,538,332.10-156,682,960.91-61,327,367.57

Finding the Fourth Proportional to 113,538,332.10, 156,682,960.91 and 61,327,367.57

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Solution

The fourth proportional to 113,538,332.10, 156,682,960.91 and 61,327,367.57 is: 84,631,801.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,538,332.10 : 156,682,960.91 = 61,327,367.57 : x
  2. Step 2: Convert to fraction form
    113,538,332.10/156,682,960.91 = 61,327,367.57/x
  3. Step 3: Cross multiply
    113,538,332.10x = 156,682,960.91 × 61,327,367.57
  4. Step 4: Simplify right side
    113,538,332.10x = 9,608,953,534,593,460
  5. Step 5: Solve for x
    x = 9,608,953,534,593,460/113,538,332.10
  6. Step 6: Final answer
    x = 84,631,801.06

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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.