Home / 664,301,723.40-996,452,585.10-227,457,221.40

Finding the Fourth Proportional to 664,301,723.40, 996,452,585.10 and 227,457,221.40

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Solution

The fourth proportional to 664,301,723.40, 996,452,585.10 and 227,457,221.40 is: 341,185,832.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,301,723.40 : 996,452,585.10 = 227,457,221.40 : x
  2. Step 2: Convert to fraction form
    664,301,723.40/996,452,585.10 = 227,457,221.40/x
  3. Step 3: Cross multiply
    664,301,723.40x = 996,452,585.10 × 227,457,221.40
  4. Step 4: Simplify right side
    664,301,723.40x = 226,650,336,263,693,056
  5. Step 5: Solve for x
    x = 226,650,336,263,693,056/664,301,723.40
  6. Step 6: Final answer
    x = 341,185,832.10

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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.