Home / 309,242,370.24-462,854,191.68-227,339,550.72

Finding the Fourth Proportional to 309,242,370.24, 462,854,191.68 and 227,339,550.72

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Solution

The fourth proportional to 309,242,370.24, 462,854,191.68 and 227,339,550.72 is: 340,267,292.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,242,370.24 : 462,854,191.68 = 227,339,550.72 : x
  2. Step 2: Convert to fraction form
    309,242,370.24/462,854,191.68 = 227,339,550.72/x
  3. Step 3: Cross multiply
    309,242,370.24x = 462,854,191.68 × 227,339,550.72
  4. Step 4: Simplify right side
    309,242,370.24x = 105,225,063,985,399,968
  5. Step 5: Solve for x
    x = 105,225,063,985,399,968/309,242,370.24
  6. Step 6: Final answer
    x = 340,267,292.30

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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.