Home / 647,558,484.19-893,633,400.59-350,200,726.36

Finding the Fourth Proportional to 647,558,484.19, 893,633,400.59 and 350,200,726.36

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Solution

The fourth proportional to 647,558,484.19, 893,633,400.59 and 350,200,726.36 is: 483,278,458.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,558,484.19 : 893,633,400.59 = 350,200,726.36 : x
  2. Step 2: Convert to fraction form
    647,558,484.19/893,633,400.59 = 350,200,726.36/x
  3. Step 3: Cross multiply
    647,558,484.19x = 893,633,400.59 × 350,200,726.36
  4. Step 4: Simplify right side
    647,558,484.19x = 312,951,065,982,189,824
  5. Step 5: Solve for x
    x = 312,951,065,982,189,824/647,558,484.19
  6. Step 6: Final answer
    x = 483,278,458.43

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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.