Home / 291,448,778.55-402,198,631.25-166,000,950.33

Finding the Fourth Proportional to 291,448,778.55, 402,198,631.25 and 166,000,950.33

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Solution

The fourth proportional to 291,448,778.55, 402,198,631.25 and 166,000,950.33 is: 229,080,922.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,448,778.55 : 402,198,631.25 = 166,000,950.33 : x
  2. Step 2: Convert to fraction form
    291,448,778.55/402,198,631.25 = 166,000,950.33/x
  3. Step 3: Cross multiply
    291,448,778.55x = 402,198,631.25 × 166,000,950.33
  4. Step 4: Simplify right side
    291,448,778.55x = 66,765,355,008,095,240
  5. Step 5: Solve for x
    x = 66,765,355,008,095,240/291,448,778.55
  6. Step 6: Final answer
    x = 229,080,922.35

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Why These Related Problems?

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