Home / 83,753,827-125,630,786.40-38,283,735.04

Finding the Fourth Proportional to 83,753,827, 125,630,786.40 and 38,283,735.04

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Solution

The fourth proportional to 83,753,827, 125,630,786.40 and 38,283,735.04 is: 57,425,623.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,753,827 : 125,630,786.40 = 38,283,735.04 : x
  2. Step 2: Convert to fraction form
    83,753,827/125,630,786.40 = 38,283,735.04/x
  3. Step 3: Cross multiply
    83,753,827x = 125,630,786.40 × 38,283,735.04
  4. Step 4: Simplify right side
    83,753,827x = 4,809,615,739,404,436
  5. Step 5: Solve for x
    x = 4,809,615,739,404,436/83,753,827
  6. Step 6: Final answer
    x = 57,425,623.54

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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.