Home / 239,933,114.80-359,899,672.20-221,037,434.80

Finding the Fourth Proportional to 239,933,114.80, 359,899,672.20 and 221,037,434.80

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Solution

The fourth proportional to 239,933,114.80, 359,899,672.20 and 221,037,434.80 is: 331,556,152.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,933,114.80 : 359,899,672.20 = 221,037,434.80 : x
  2. Step 2: Convert to fraction form
    239,933,114.80/359,899,672.20 = 221,037,434.80/x
  3. Step 3: Cross multiply
    239,933,114.80x = 359,899,672.20 × 221,037,434.80
  4. Step 4: Simplify right side
    239,933,114.80x = 79,551,300,328,448,880
  5. Step 5: Solve for x
    x = 79,551,300,328,448,880/239,933,114.80
  6. Step 6: Final answer
    x = 331,556,152.20

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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.