Home / 144,002,736.56-198,724,303.36-77,923,235.52

Finding the Fourth Proportional to 144,002,736.56, 198,724,303.36 and 77,923,235.52

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Solution

The fourth proportional to 144,002,736.56, 198,724,303.36 and 77,923,235.52 is: 107,534,350.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,002,736.56 : 198,724,303.36 = 77,923,235.52 : x
  2. Step 2: Convert to fraction form
    144,002,736.56/198,724,303.36 = 77,923,235.52/x
  3. Step 3: Cross multiply
    144,002,736.56x = 198,724,303.36 × 77,923,235.52
  4. Step 4: Simplify right side
    144,002,736.56x = 15,485,240,694,269,208
  5. Step 5: Solve for x
    x = 15,485,240,694,269,208/144,002,736.56
  6. Step 6: Final answer
    x = 107,534,350.14

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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.