Home / 127,874,801.22-176,466,893.77-71,358,954.57

Finding the Fourth Proportional to 127,874,801.22, 176,466,893.77 and 71,358,954.57

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Solution

The fourth proportional to 127,874,801.22, 176,466,893.77 and 71,358,954.57 is: 98,475,172.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,874,801.22 : 176,466,893.77 = 71,358,954.57 : x
  2. Step 2: Convert to fraction form
    127,874,801.22/176,466,893.77 = 71,358,954.57/x
  3. Step 3: Cross multiply
    127,874,801.22x = 176,466,893.77 × 71,358,954.57
  4. Step 4: Simplify right side
    127,874,801.22x = 12,592,493,054,802,298
  5. Step 5: Solve for x
    x = 12,592,493,054,802,298/127,874,801.22
  6. Step 6: Final answer
    x = 98,475,172.08

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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.