Home / 70,723,498.60-97,540,201.38-41,722,129

Finding the Fourth Proportional to 70,723,498.60, 97,540,201.38 and 41,722,129

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Solution

The fourth proportional to 70,723,498.60, 97,540,201.38 and 41,722,129 is: 57,542,188.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,723,498.60 : 97,540,201.38 = 41,722,129 : x
  2. Step 2: Convert to fraction form
    70,723,498.60/97,540,201.38 = 41,722,129/x
  3. Step 3: Cross multiply
    70,723,498.60x = 97,540,201.38 × 41,722,129
  4. Step 4: Simplify right side
    70,723,498.60x = 4,069,584,864,662,338
  5. Step 5: Solve for x
    x = 4,069,584,864,662,338/70,723,498.60
  6. Step 6: Final answer
    x = 57,542,188.17

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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.