Home / 313,096,881.38-432,078,900.06-171,981,149.98

Finding the Fourth Proportional to 313,096,881.38, 432,078,900.06 and 171,981,149.98

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Solution

The fourth proportional to 313,096,881.38, 432,078,900.06 and 171,981,149.98 is: 237,336,845.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,096,881.38 : 432,078,900.06 = 171,981,149.98 : x
  2. Step 2: Convert to fraction form
    313,096,881.38/432,078,900.06 = 171,981,149.98/x
  3. Step 3: Cross multiply
    313,096,881.38x = 432,078,900.06 × 171,981,149.98
  4. Step 4: Simplify right side
    313,096,881.38x = 74,309,426,114,412,288
  5. Step 5: Solve for x
    x = 74,309,426,114,412,288/313,096,881.38
  6. Step 6: Final answer
    x = 237,336,845.35

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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.