Home / 177,191,346.80-265,751,590.80-85,074,906.80

Finding the Fourth Proportional to 177,191,346.80, 265,751,590.80 and 85,074,906.80

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Solution

The fourth proportional to 177,191,346.80, 265,751,590.80 and 85,074,906.80 is: 127,595,349.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,191,346.80 : 265,751,590.80 = 85,074,906.80 : x
  2. Step 2: Convert to fraction form
    177,191,346.80/265,751,590.80 = 85,074,906.80/x
  3. Step 3: Cross multiply
    177,191,346.80x = 265,751,590.80 × 85,074,906.80
  4. Step 4: Simplify right side
    177,191,346.80x = 22,608,791,819,261,736
  5. Step 5: Solve for x
    x = 22,608,791,819,261,736/177,191,346.80
  6. Step 6: Final answer
    x = 127,595,349.48

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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.