Home / 106,867,043.52-160,404,223.54-51,573,790.69

Finding the Fourth Proportional to 106,867,043.52, 160,404,223.54 and 51,573,790.69

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Solution

The fourth proportional to 106,867,043.52, 160,404,223.54 and 51,573,790.69 is: 77,410,711.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,867,043.52 : 160,404,223.54 = 51,573,790.69 : x
  2. Step 2: Convert to fraction form
    106,867,043.52/160,404,223.54 = 51,573,790.69/x
  3. Step 3: Cross multiply
    106,867,043.52x = 160,404,223.54 × 51,573,790.69
  4. Step 4: Simplify right side
    106,867,043.52x = 8,272,653,850,643,930
  5. Step 5: Solve for x
    x = 8,272,653,850,643,930/106,867,043.52
  6. Step 6: Final answer
    x = 77,410,711.27

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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.