Home / 219,359,732.19-302,539,920.39-192,841,385.87

Finding the Fourth Proportional to 219,359,732.19, 302,539,920.39 and 192,841,385.87

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Solution

The fourth proportional to 219,359,732.19, 302,539,920.39 and 192,841,385.87 is: 265,965,940.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,359,732.19 : 302,539,920.39 = 192,841,385.87 : x
  2. Step 2: Convert to fraction form
    219,359,732.19/302,539,920.39 = 192,841,385.87/x
  3. Step 3: Cross multiply
    219,359,732.19x = 302,539,920.39 × 192,841,385.87
  4. Step 4: Simplify right side
    219,359,732.19x = 58,342,217,529,007,072
  5. Step 5: Solve for x
    x = 58,342,217,529,007,072/219,359,732.19
  6. Step 6: Final answer
    x = 265,965,940.72

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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.