Home / 100,367,267.82-138,509,217.86-56,317,524.62

Finding the Fourth Proportional to 100,367,267.82, 138,509,217.86 and 56,317,524.62

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Solution

The fourth proportional to 100,367,267.82, 138,509,217.86 and 56,317,524.62 is: 77,719,524.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,367,267.82 : 138,509,217.86 = 56,317,524.62 : x
  2. Step 2: Convert to fraction form
    100,367,267.82/138,509,217.86 = 56,317,524.62/x
  3. Step 3: Cross multiply
    100,367,267.82x = 138,509,217.86 × 56,317,524.62
  4. Step 4: Simplify right side
    100,367,267.82x = 7,800,496,286,927,494
  5. Step 5: Solve for x
    x = 7,800,496,286,927,494/100,367,267.82
  6. Step 6: Final answer
    x = 77,719,524.07

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.