Home / 450,655,914.80-674,819,673.96-311,027,222.72

Finding the Fourth Proportional to 450,655,914.80, 674,819,673.96 and 311,027,222.72

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Solution

The fourth proportional to 450,655,914.80, 674,819,673.96 and 311,027,222.72 is: 465,737,344.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,655,914.80 : 674,819,673.96 = 311,027,222.72 : x
  2. Step 2: Convert to fraction form
    450,655,914.80/674,819,673.96 = 311,027,222.72/x
  3. Step 3: Cross multiply
    450,655,914.80x = 674,819,673.96 × 311,027,222.72
  4. Step 4: Simplify right side
    450,655,914.80x = 209,887,289,028,594,720
  5. Step 5: Solve for x
    x = 209,887,289,028,594,720/450,655,914.80
  6. Step 6: Final answer
    x = 465,737,344.47

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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.