Home / 186,995,072.52-258,078,835.11-107,608,502.46

Finding the Fourth Proportional to 186,995,072.52, 258,078,835.11 and 107,608,502.46

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Solution

The fourth proportional to 186,995,072.52, 258,078,835.11 and 107,608,502.46 is: 148,514,485.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,995,072.52 : 258,078,835.11 = 107,608,502.46 : x
  2. Step 2: Convert to fraction form
    186,995,072.52/258,078,835.11 = 107,608,502.46/x
  3. Step 3: Cross multiply
    186,995,072.52x = 258,078,835.11 × 107,608,502.46
  4. Step 4: Simplify right side
    186,995,072.52x = 27,771,476,962,808,368
  5. Step 5: Solve for x
    x = 27,771,476,962,808,368/186,995,072.52
  6. Step 6: Final answer
    x = 148,514,485.37

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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.