Home / 115,467,936.34-159,345,738.93-69,058,182.82

Finding the Fourth Proportional to 115,467,936.34, 159,345,738.93 and 69,058,182.82

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Solution

The fourth proportional to 115,467,936.34, 159,345,738.93 and 69,058,182.82 is: 95,300,284.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,467,936.34 : 159,345,738.93 = 69,058,182.82 : x
  2. Step 2: Convert to fraction form
    115,467,936.34/159,345,738.93 = 69,058,182.82/x
  3. Step 3: Cross multiply
    115,467,936.34x = 159,345,738.93 × 69,058,182.82
  4. Step 4: Simplify right side
    115,467,936.34x = 11,004,127,170,615,930
  5. Step 5: Solve for x
    x = 11,004,127,170,615,930/115,467,936.34
  6. Step 6: Final answer
    x = 95,300,284.39

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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.