Home / 74,132,894.52-111,199,997.88-30,437,684.28

Finding the Fourth Proportional to 74,132,894.52, 111,199,997.88 and 30,437,684.28

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Solution

The fourth proportional to 74,132,894.52, 111,199,997.88 and 30,437,684.28 is: 45,656,795.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,132,894.52 : 111,199,997.88 = 30,437,684.28 : x
  2. Step 2: Convert to fraction form
    74,132,894.52/111,199,997.88 = 30,437,684.28/x
  3. Step 3: Cross multiply
    74,132,894.52x = 111,199,997.88 × 30,437,684.28
  4. Step 4: Simplify right side
    74,132,894.52x = 3,384,670,427,408,109.50
  5. Step 5: Solve for x
    x = 3,384,670,427,408,109.50/74,132,894.52
  6. Step 6: Final answer
    x = 45,656,795.80

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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.