Home / 74,367,107.10-111,550,660.65-51,408,855.90

Finding the Fourth Proportional to 74,367,107.10, 111,550,660.65 and 51,408,855.90

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Solution

The fourth proportional to 74,367,107.10, 111,550,660.65 and 51,408,855.90 is: 77,113,283.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,367,107.10 : 111,550,660.65 = 51,408,855.90 : x
  2. Step 2: Convert to fraction form
    74,367,107.10/111,550,660.65 = 51,408,855.90/x
  3. Step 3: Cross multiply
    74,367,107.10x = 111,550,660.65 × 51,408,855.90
  4. Step 4: Simplify right side
    74,367,107.10x = 5,734,691,838,905,650
  5. Step 5: Solve for x
    x = 5,734,691,838,905,650/74,367,107.10
  6. Step 6: Final answer
    x = 77,113,283.85

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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.