Home / 140,859,008.20-211,288,512.30-64,331,504.20

Finding the Fourth Proportional to 140,859,008.20, 211,288,512.30 and 64,331,504.20

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Solution

The fourth proportional to 140,859,008.20, 211,288,512.30 and 64,331,504.20 is: 96,497,256.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,859,008.20 : 211,288,512.30 = 64,331,504.20 : x
  2. Step 2: Convert to fraction form
    140,859,008.20/211,288,512.30 = 64,331,504.20/x
  3. Step 3: Cross multiply
    140,859,008.20x = 211,288,512.30 × 64,331,504.20
  4. Step 4: Simplify right side
    140,859,008.20x = 13,592,507,816,439,204
  5. Step 5: Solve for x
    x = 13,592,507,816,439,204/140,859,008.20
  6. Step 6: Final answer
    x = 96,497,256.30

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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.