Home / 81,736,648.40-112,797,101.13-44,567,540.93

Finding the Fourth Proportional to 81,736,648.40, 112,797,101.13 and 44,567,540.93

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Solution

The fourth proportional to 81,736,648.40, 112,797,101.13 and 44,567,540.93 is: 61,503,493.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,736,648.40 : 112,797,101.13 = 44,567,540.93 : x
  2. Step 2: Convert to fraction form
    81,736,648.40/112,797,101.13 = 44,567,540.93/x
  3. Step 3: Cross multiply
    81,736,648.40x = 112,797,101.13 × 44,567,540.93
  4. Step 4: Simplify right side
    81,736,648.40x = 5,027,089,421,396,624
  5. Step 5: Solve for x
    x = 5,027,089,421,396,624/81,736,648.40
  6. Step 6: Final answer
    x = 61,503,493.47

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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.