Home / 349,942,423.20-524,913,634.80-220,129,101.60

Finding the Fourth Proportional to 349,942,423.20, 524,913,634.80 and 220,129,101.60

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Solution

The fourth proportional to 349,942,423.20, 524,913,634.80 and 220,129,101.60 is: 330,193,652.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,942,423.20 : 524,913,634.80 = 220,129,101.60 : x
  2. Step 2: Convert to fraction form
    349,942,423.20/524,913,634.80 = 220,129,101.60/x
  3. Step 3: Cross multiply
    349,942,423.20x = 524,913,634.80 × 220,129,101.60
  4. Step 4: Simplify right side
    349,942,423.20x = 115,548,766,846,114,496
  5. Step 5: Solve for x
    x = 115,548,766,846,114,496/349,942,423.20
  6. Step 6: Final answer
    x = 330,193,652.40

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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.