Home / 448,322,316.62-672,677,699.96-240,818,631.73

Finding the Fourth Proportional to 448,322,316.62, 672,677,699.96 and 240,818,631.73

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Solution

The fourth proportional to 448,322,316.62, 672,677,699.96 and 240,818,631.73 is: 361,332,276.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,322,316.62 : 672,677,699.96 = 240,818,631.73 : x
  2. Step 2: Convert to fraction form
    448,322,316.62/672,677,699.96 = 240,818,631.73/x
  3. Step 3: Cross multiply
    448,322,316.62x = 672,677,699.96 × 240,818,631.73
  4. Step 4: Simplify right side
    448,322,316.62x = 161,993,323,298,571,008
  5. Step 5: Solve for x
    x = 161,993,323,298,571,008/448,322,316.62
  6. Step 6: Final answer
    x = 361,332,276.57

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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.