Home / 92,540,509.18-138,810,755.34-40,725,111.82

Finding the Fourth Proportional to 92,540,509.18, 138,810,755.34 and 40,725,111.82

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Solution

The fourth proportional to 92,540,509.18, 138,810,755.34 and 40,725,111.82 is: 61,087,664.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,540,509.18 : 138,810,755.34 = 40,725,111.82 : x
  2. Step 2: Convert to fraction form
    92,540,509.18/138,810,755.34 = 40,725,111.82/x
  3. Step 3: Cross multiply
    92,540,509.18x = 138,810,755.34 × 40,725,111.82
  4. Step 4: Simplify right side
    92,540,509.18x = 5,653,083,533,040,162
  5. Step 5: Solve for x
    x = 5,653,083,533,040,162/92,540,509.18
  6. Step 6: Final answer
    x = 61,087,664.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.