Home / 101,495,365.71-140,063,743.28-55,085,620.27

Finding the Fourth Proportional to 101,495,365.71, 140,063,743.28 and 55,085,620.27

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Solution

The fourth proportional to 101,495,365.71, 140,063,743.28 and 55,085,620.27 is: 76,018,231.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,495,365.71 : 140,063,743.28 = 55,085,620.27 : x
  2. Step 2: Convert to fraction form
    101,495,365.71/140,063,743.28 = 55,085,620.27/x
  3. Step 3: Cross multiply
    101,495,365.71x = 140,063,743.28 × 55,085,620.27
  4. Step 4: Simplify right side
    101,495,365.71x = 7,715,498,175,641,417
  5. Step 5: Solve for x
    x = 7,715,498,175,641,417/101,495,365.71
  6. Step 6: Final answer
    x = 76,018,231.19

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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.