Home / 70,723,497.60-97,540,200-41,722,128

Finding the Fourth Proportional to 70,723,497.60, 97,540,200 and 41,722,128

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Solution

The fourth proportional to 70,723,497.60, 97,540,200 and 41,722,128 is: 57,542,186.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,723,497.60 : 97,540,200 = 41,722,128 : x
  2. Step 2: Convert to fraction form
    70,723,497.60/97,540,200 = 41,722,128/x
  3. Step 3: Cross multiply
    70,723,497.60x = 97,540,200 × 41,722,128
  4. Step 4: Simplify right side
    70,723,497.60x = 4,069,584,709,545,600
  5. Step 5: Solve for x
    x = 4,069,584,709,545,600/70,723,497.60
  6. Step 6: Final answer
    x = 57,542,186.79

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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.