Home / 77,058,047.70-115,587,071.55-51,511,295.70

Finding the Fourth Proportional to 77,058,047.70, 115,587,071.55 and 51,511,295.70

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Solution

The fourth proportional to 77,058,047.70, 115,587,071.55 and 51,511,295.70 is: 77,266,943.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,058,047.70 : 115,587,071.55 = 51,511,295.70 : x
  2. Step 2: Convert to fraction form
    77,058,047.70/115,587,071.55 = 51,511,295.70/x
  3. Step 3: Cross multiply
    77,058,047.70x = 115,587,071.55 × 51,511,295.70
  4. Step 4: Simplify right side
    77,058,047.70x = 5,954,039,821,709,108
  5. Step 5: Solve for x
    x = 5,954,039,821,709,108/77,058,047.70
  6. Step 6: Final answer
    x = 77,266,943.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.