Home / 193,626,927.87-290,526,160.34-101,488,768.86

Finding the Fourth Proportional to 193,626,927.87, 290,526,160.34 and 101,488,768.86

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Solution

The fourth proportional to 193,626,927.87, 290,526,160.34 and 101,488,768.86 is: 152,278,108.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,626,927.87 : 290,526,160.34 = 101,488,768.86 : x
  2. Step 2: Convert to fraction form
    193,626,927.87/290,526,160.34 = 101,488,768.86/x
  3. Step 3: Cross multiply
    193,626,927.87x = 290,526,160.34 × 101,488,768.86
  4. Step 4: Simplify right side
    193,626,927.87x = 29,485,142,334,022,112
  5. Step 5: Solve for x
    x = 29,485,142,334,022,112/193,626,927.87
  6. Step 6: Final answer
    x = 152,278,108.52

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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.