Home / 140,115,471.54-193,358,196.27-76,535,863.26

Finding the Fourth Proportional to 140,115,471.54, 193,358,196.27 and 76,535,863.26

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Solution

The fourth proportional to 140,115,471.54, 193,358,196.27 and 76,535,863.26 is: 105,618,860.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,115,471.54 : 193,358,196.27 = 76,535,863.26 : x
  2. Step 2: Convert to fraction form
    140,115,471.54/193,358,196.27 = 76,535,863.26/x
  3. Step 3: Cross multiply
    140,115,471.54x = 193,358,196.27 × 76,535,863.26
  4. Step 4: Simplify right side
    140,115,471.54x = 14,798,836,469,920,964
  5. Step 5: Solve for x
    x = 14,798,836,469,920,964/140,115,471.54
  6. Step 6: Final answer
    x = 105,618,860.70

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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.