Home / 327,824,301.60-491,736,452.40-309,012,602.40

Finding the Fourth Proportional to 327,824,301.60, 491,736,452.40 and 309,012,602.40

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Solution

The fourth proportional to 327,824,301.60, 491,736,452.40 and 309,012,602.40 is: 463,518,903.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,824,301.60 : 491,736,452.40 = 309,012,602.40 : x
  2. Step 2: Convert to fraction form
    327,824,301.60/491,736,452.40 = 309,012,602.40/x
  3. Step 3: Cross multiply
    327,824,301.60x = 491,736,452.40 × 309,012,602.40
  4. Step 4: Simplify right side
    327,824,301.60x = 151,952,760,851,067,712
  5. Step 5: Solve for x
    x = 151,952,760,851,067,712/327,824,301.60
  6. Step 6: Final answer
    x = 463,518,903.60

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1.5x scale

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.