Home / 75,815,998.80-113,723,998.20-37,483,429.20

Finding the Fourth Proportional to 75,815,998.80, 113,723,998.20 and 37,483,429.20

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Solution

The fourth proportional to 75,815,998.80, 113,723,998.20 and 37,483,429.20 is: 56,225,143.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,815,998.80 : 113,723,998.20 = 37,483,429.20 : x
  2. Step 2: Convert to fraction form
    75,815,998.80/113,723,998.20 = 37,483,429.20/x
  3. Step 3: Cross multiply
    75,815,998.80x = 113,723,998.20 × 37,483,429.20
  4. Step 4: Simplify right side
    75,815,998.80x = 4,262,765,434,870,628
  5. Step 5: Solve for x
    x = 4,262,765,434,870,628/75,815,998.80
  6. Step 6: Final answer
    x = 56,225,143.80

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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.