Home / 201,771,791.51-302,412,560.06-109,436,574.96

Finding the Fourth Proportional to 201,771,791.51, 302,412,560.06 and 109,436,574.96

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Solution

The fourth proportional to 201,771,791.51, 302,412,560.06 and 109,436,574.96 is: 164,021,910.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,771,791.51 : 302,412,560.06 = 109,436,574.96 : x
  2. Step 2: Convert to fraction form
    201,771,791.51/302,412,560.06 = 109,436,574.96/x
  3. Step 3: Cross multiply
    201,771,791.51x = 302,412,560.06 × 109,436,574.96
  4. Step 4: Simplify right side
    201,771,791.51x = 33,094,994,798,125,280
  5. Step 5: Solve for x
    x = 33,094,994,798,125,280/201,771,791.51
  6. Step 6: Final answer
    x = 164,021,910.85

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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.