Home / 132,164,140.10-182,375,820.49-76,413,137.47

Finding the Fourth Proportional to 132,164,140.10, 182,375,820.49 and 76,413,137.47

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Solution

The fourth proportional to 132,164,140.10, 182,375,820.49 and 76,413,137.47 is: 105,443,947.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,164,140.10 : 182,375,820.49 = 76,413,137.47 : x
  2. Step 2: Convert to fraction form
    132,164,140.10/182,375,820.49 = 76,413,137.47/x
  3. Step 3: Cross multiply
    132,164,140.10x = 182,375,820.49 × 76,413,137.47
  4. Step 4: Simplify right side
    132,164,140.10x = 13,935,908,641,012,470
  5. Step 5: Solve for x
    x = 13,935,908,641,012,470/132,164,140.10
  6. Step 6: Final answer
    x = 105,443,947.43

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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.