Home / 189,950,172.27-262,294,832.09-119,503,204.45

Finding the Fourth Proportional to 189,950,172.27, 262,294,832.09 and 119,503,204.45

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Solution

The fourth proportional to 189,950,172.27, 262,294,832.09 and 119,503,204.45 is: 165,017,344.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,950,172.27 : 262,294,832.09 = 119,503,204.45 : x
  2. Step 2: Convert to fraction form
    189,950,172.27/262,294,832.09 = 119,503,204.45/x
  3. Step 3: Cross multiply
    189,950,172.27x = 262,294,832.09 × 119,503,204.45
  4. Step 4: Simplify right side
    189,950,172.27x = 31,345,072,945,613,040
  5. Step 5: Solve for x
    x = 31,345,072,945,613,040/189,950,172.27
  6. Step 6: Final answer
    x = 165,017,344.13

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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.