Home / 327,824,303.60-491,736,455.40-309,012,604.40

Finding the Fourth Proportional to 327,824,303.60, 491,736,455.40 and 309,012,604.40

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Solution

The fourth proportional to 327,824,303.60, 491,736,455.40 and 309,012,604.40 is: 463,518,906.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,824,303.60 : 491,736,455.40 = 309,012,604.40 : x
  2. Step 2: Convert to fraction form
    327,824,303.60/491,736,455.40 = 309,012,604.40/x
  3. Step 3: Cross multiply
    327,824,303.60x = 491,736,455.40 × 309,012,604.40
  4. Step 4: Simplify right side
    327,824,303.60x = 151,952,762,761,578,432
  5. Step 5: Solve for x
    x = 151,952,762,761,578,432/327,824,303.60
  6. Step 6: Final answer
    x = 463,518,906.60

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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.