Home / 618,764,888,960.05-853,895,587,826.95-344,404,653,517.10

Finding the Fourth Proportional to 618,764,888,960.05, 853,895,587,826.95 and 344,404,653,517.10

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Solution

The fourth proportional to 618,764,888,960.05, 853,895,587,826.95 and 344,404,653,517.10 is: 475,278,444,708.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,764,888,960.05 : 853,895,587,826.95 = 344,404,653,517.10 : x
  2. Step 2: Convert to fraction form
    618,764,888,960.05/853,895,587,826.95 = 344,404,653,517.10/x
  3. Step 3: Cross multiply
    618,764,888,960.05x = 853,895,587,826.95 × 344,404,653,517.10
  4. Step 4: Simplify right side
    618,764,888,960.05x = 294,085,614,065,321,116,696,576
  5. Step 5: Solve for x
    x = 294,085,614,065,321,116,696,576/618,764,888,960.05
  6. Step 6: Final answer
    x = 475,278,444,708.76

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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.