Home / 219,176,604.45-302,452,965.95-120,057,791.63

Finding the Fourth Proportional to 219,176,604.45, 302,452,965.95 and 120,057,791.63

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Solution

The fourth proportional to 219,176,604.45, 302,452,965.95 and 120,057,791.63 is: 165,673,864.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,176,604.45 : 302,452,965.95 = 120,057,791.63 : x
  2. Step 2: Convert to fraction form
    219,176,604.45/302,452,965.95 = 120,057,791.63/x
  3. Step 3: Cross multiply
    219,176,604.45x = 302,452,965.95 × 120,057,791.63
  4. Step 4: Simplify right side
    219,176,604.45x = 36,311,835,161,788,032
  5. Step 5: Solve for x
    x = 36,311,835,161,788,032/219,176,604.45
  6. Step 6: Final answer
    x = 165,673,864.93

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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.