Home / 323,040,931.20-484,561,396.80-194,046,422.40

Finding the Fourth Proportional to 323,040,931.20, 484,561,396.80 and 194,046,422.40

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Solution

The fourth proportional to 323,040,931.20, 484,561,396.80 and 194,046,422.40 is: 291,069,633.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,040,931.20 : 484,561,396.80 = 194,046,422.40 : x
  2. Step 2: Convert to fraction form
    323,040,931.20/484,561,396.80 = 194,046,422.40/x
  3. Step 3: Cross multiply
    323,040,931.20x = 484,561,396.80 × 194,046,422.40
  4. Step 4: Simplify right side
    323,040,931.20x = 94,027,405,482,186,816
  5. Step 5: Solve for x
    x = 94,027,405,482,186,816/323,040,931.20
  6. Step 6: Final answer
    x = 291,069,633.60

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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.