Home / 269,416,159.80-404,124,239.70-211,303,086.45

Finding the Fourth Proportional to 269,416,159.80, 404,124,239.70 and 211,303,086.45

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Solution

The fourth proportional to 269,416,159.80, 404,124,239.70 and 211,303,086.45 is: 316,954,629.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,416,159.80 : 404,124,239.70 = 211,303,086.45 : x
  2. Step 2: Convert to fraction form
    269,416,159.80/404,124,239.70 = 211,303,086.45/x
  3. Step 3: Cross multiply
    269,416,159.80x = 404,124,239.70 × 211,303,086.45
  4. Step 4: Simplify right side
    269,416,159.80x = 85,392,699,157,869,616
  5. Step 5: Solve for x
    x = 85,392,699,157,869,616/269,416,159.80
  6. Step 6: Final answer
    x = 316,954,629.68

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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.