Home / 961,418,443-1,326,813,391.56-538,028,523.76

Finding the Fourth Proportional to 961,418,443, 1,326,813,391.56 and 538,028,523.76

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Solution

The fourth proportional to 961,418,443, 1,326,813,391.56 and 538,028,523.76 is: 742,510,668.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,418,443 : 1,326,813,391.56 = 538,028,523.76 : x
  2. Step 2: Convert to fraction form
    961,418,443/1,326,813,391.56 = 538,028,523.76/x
  3. Step 3: Cross multiply
    961,418,443x = 1,326,813,391.56 × 538,028,523.76
  4. Step 4: Simplify right side
    961,418,443x = 713,863,450,366,025,600
  5. Step 5: Solve for x
    x = 713,863,450,366,025,600/961,418,443
  6. Step 6: Final answer
    x = 742,510,668.03

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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.