Home / 75,548,392.20-113,338,334.70-43,173,793.80

Finding the Fourth Proportional to 75,548,392.20, 113,338,334.70 and 43,173,793.80

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Solution

The fourth proportional to 75,548,392.20, 113,338,334.70 and 43,173,793.80 is: 64,769,689.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,548,392.20 : 113,338,334.70 = 43,173,793.80 : x
  2. Step 2: Convert to fraction form
    75,548,392.20/113,338,334.70 = 43,173,793.80/x
  3. Step 3: Cross multiply
    75,548,392.20x = 113,338,334.70 × 43,173,793.80
  4. Step 4: Simplify right side
    75,548,392.20x = 4,893,245,891,973,185
  5. Step 5: Solve for x
    x = 4,893,245,891,973,185/75,548,392.20
  6. Step 6: Final answer
    x = 64,769,689.33

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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.