Home / 219,176,625.33-302,452,994.66-120,057,812.42

Finding the Fourth Proportional to 219,176,625.33, 302,452,994.66 and 120,057,812.42

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Solution

The fourth proportional to 219,176,625.33, 302,452,994.66 and 120,057,812.42 is: 165,673,893.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,176,625.33 : 302,452,994.66 = 120,057,812.42 : x
  2. Step 2: Convert to fraction form
    219,176,625.33/302,452,994.66 = 120,057,812.42/x
  3. Step 3: Cross multiply
    219,176,625.33x = 302,452,994.66 × 120,057,812.42
  4. Step 4: Simplify right side
    219,176,625.33x = 36,311,844,896,644,984
  5. Step 5: Solve for x
    x = 36,311,844,896,644,984/219,176,625.33
  6. Step 6: Final answer
    x = 165,673,893.56

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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.