Home / 578,550,171.36-868,055,190.96-185,137,608.56

Finding the Fourth Proportional to 578,550,171.36, 868,055,190.96 and 185,137,608.56

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Solution

The fourth proportional to 578,550,171.36, 868,055,190.96 and 185,137,608.56 is: 277,779,992.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,550,171.36 : 868,055,190.96 = 185,137,608.56 : x
  2. Step 2: Convert to fraction form
    578,550,171.36/868,055,190.96 = 185,137,608.56/x
  3. Step 3: Cross multiply
    578,550,171.36x = 868,055,190.96 × 185,137,608.56
  4. Step 4: Simplify right side
    578,550,171.36x = 160,709,662,152,428,544
  5. Step 5: Solve for x
    x = 160,709,662,152,428,544/578,550,171.36
  6. Step 6: Final answer
    x = 277,779,992.31

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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.