Home / 284,061,876.55-425,716,131.41-145,881,902.14

Finding the Fourth Proportional to 284,061,876.55, 425,716,131.41 and 145,881,902.14

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Solution

The fourth proportional to 284,061,876.55, 425,716,131.41 and 145,881,902.14 is: 218,629,404.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,061,876.55 : 425,716,131.41 = 145,881,902.14 : x
  2. Step 2: Convert to fraction form
    284,061,876.55/425,716,131.41 = 145,881,902.14/x
  3. Step 3: Cross multiply
    284,061,876.55x = 425,716,131.41 × 145,881,902.14
  4. Step 4: Simplify right side
    284,061,876.55x = 62,104,279,020,526,352
  5. Step 5: Solve for x
    x = 62,104,279,020,526,352/284,061,876.55
  6. Step 6: Final answer
    x = 218,629,404.89

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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.