Home / 330,959,272.80-496,438,909.20-295,246,437.60

Finding the Fourth Proportional to 330,959,272.80, 496,438,909.20 and 295,246,437.60

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Solution

The fourth proportional to 330,959,272.80, 496,438,909.20 and 295,246,437.60 is: 442,869,656.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,959,272.80 : 496,438,909.20 = 295,246,437.60 : x
  2. Step 2: Convert to fraction form
    330,959,272.80/496,438,909.20 = 295,246,437.60/x
  3. Step 3: Cross multiply
    330,959,272.80x = 496,438,909.20 × 295,246,437.60
  4. Step 4: Simplify right side
    330,959,272.80x = 146,571,819,427,329,888
  5. Step 5: Solve for x
    x = 146,571,819,427,329,888/330,959,272.80
  6. Step 6: Final answer
    x = 442,869,656.40

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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.