Home / 66,433,408.20-99,650,112.30-49,427,296.20

Finding the Fourth Proportional to 66,433,408.20, 99,650,112.30 and 49,427,296.20

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Solution

The fourth proportional to 66,433,408.20, 99,650,112.30 and 49,427,296.20 is: 74,140,944.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,433,408.20 : 99,650,112.30 = 49,427,296.20 : x
  2. Step 2: Convert to fraction form
    66,433,408.20/99,650,112.30 = 49,427,296.20/x
  3. Step 3: Cross multiply
    66,433,408.20x = 99,650,112.30 × 49,427,296.20
  4. Step 4: Simplify right side
    66,433,408.20x = 4,925,435,617,015,363
  5. Step 5: Solve for x
    x = 4,925,435,617,015,363/66,433,408.20
  6. Step 6: Final answer
    x = 74,140,944.30

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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.