Home / 270,300,208.50-401,973,156.36-261,690,776.82

Finding the Fourth Proportional to 270,300,208.50, 401,973,156.36 and 261,690,776.82

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Solution

The fourth proportional to 270,300,208.50, 401,973,156.36 and 261,690,776.82 is: 389,169,761.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,300,208.50 : 401,973,156.36 = 261,690,776.82 : x
  2. Step 2: Convert to fraction form
    270,300,208.50/401,973,156.36 = 261,690,776.82/x
  3. Step 3: Cross multiply
    270,300,208.50x = 401,973,156.36 × 261,690,776.82
  4. Step 4: Simplify right side
    270,300,208.50x = 105,192,667,548,635,728
  5. Step 5: Solve for x
    x = 105,192,667,548,635,728/270,300,208.50
  6. Step 6: Final answer
    x = 389,169,761.03

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.