Home / 211,744,002.40-317,616,003.60-75,433,832.80

Finding the Fourth Proportional to 211,744,002.40, 317,616,003.60 and 75,433,832.80

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Solution

The fourth proportional to 211,744,002.40, 317,616,003.60 and 75,433,832.80 is: 113,150,749.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,744,002.40 : 317,616,003.60 = 75,433,832.80 : x
  2. Step 2: Convert to fraction form
    211,744,002.40/317,616,003.60 = 75,433,832.80/x
  3. Step 3: Cross multiply
    211,744,002.40x = 317,616,003.60 × 75,433,832.80
  4. Step 4: Simplify right side
    211,744,002.40x = 23,958,992,510,166,600
  5. Step 5: Solve for x
    x = 23,958,992,510,166,600/211,744,002.40
  6. Step 6: Final answer
    x = 113,150,749.20

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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.