Home / 212,167,006.83-318,250,598.49-95,446,028.43

Finding the Fourth Proportional to 212,167,006.83, 318,250,598.49 and 95,446,028.43

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Solution

The fourth proportional to 212,167,006.83, 318,250,598.49 and 95,446,028.43 is: 143,169,082.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,167,006.83 : 318,250,598.49 = 95,446,028.43 : x
  2. Step 2: Convert to fraction form
    212,167,006.83/318,250,598.49 = 95,446,028.43/x
  3. Step 3: Cross multiply
    212,167,006.83x = 318,250,598.49 × 95,446,028.43
  4. Step 4: Simplify right side
    212,167,006.83x = 30,375,755,671,341,060
  5. Step 5: Solve for x
    x = 30,375,755,671,341,060/212,167,006.83
  6. Step 6: Final answer
    x = 143,169,082.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.