Home / 140,933,230.96-211,418,412.24-52,289,739.68

Finding the Fourth Proportional to 140,933,230.96, 211,418,412.24 and 52,289,739.68

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Solution

The fourth proportional to 140,933,230.96, 211,418,412.24 and 52,289,739.68 is: 78,441,497.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,933,230.96 : 211,418,412.24 = 52,289,739.68 : x
  2. Step 2: Convert to fraction form
    140,933,230.96/211,418,412.24 = 52,289,739.68/x
  3. Step 3: Cross multiply
    140,933,230.96x = 211,418,412.24 × 52,289,739.68
  4. Step 4: Simplify right side
    140,933,230.96x = 11,055,013,739,588,526
  5. Step 5: Solve for x
    x = 11,055,013,739,588,526/140,933,230.96
  6. Step 6: Final answer
    x = 78,441,497.89

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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.