Home / 192,987,019.50-266,324,127.39-104,881,015.05

Finding the Fourth Proportional to 192,987,019.50, 266,324,127.39 and 104,881,015.05

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Solution

The fourth proportional to 192,987,019.50, 266,324,127.39 and 104,881,015.05 is: 144,736,909.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,987,019.50 : 266,324,127.39 = 104,881,015.05 : x
  2. Step 2: Convert to fraction form
    192,987,019.50/266,324,127.39 = 104,881,015.05/x
  3. Step 3: Cross multiply
    192,987,019.50x = 266,324,127.39 × 104,881,015.05
  4. Step 4: Simplify right side
    192,987,019.50x = 27,932,344,812,968,704
  5. Step 5: Solve for x
    x = 27,932,344,812,968,704/192,987,019.50
  6. Step 6: Final answer
    x = 144,736,909.69

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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.