Home / 189,602,127.48-261,672,214.38-107,101,225.56

Finding the Fourth Proportional to 189,602,127.48, 261,672,214.38 and 107,101,225.56

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Solution

The fourth proportional to 189,602,127.48, 261,672,214.38 and 107,101,225.56 is: 147,811,710.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,602,127.48 : 261,672,214.38 = 107,101,225.56 : x
  2. Step 2: Convert to fraction form
    189,602,127.48/261,672,214.38 = 107,101,225.56/x
  3. Step 3: Cross multiply
    189,602,127.48x = 261,672,214.38 × 107,101,225.56
  4. Step 4: Simplify right side
    189,602,127.48x = 28,025,414,855,097,056
  5. Step 5: Solve for x
    x = 28,025,414,855,097,056/189,602,127.48
  6. Step 6: Final answer
    x = 147,811,710.91

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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.