Home / 284,061,881.16-425,716,138.32-145,881,906.75

Finding the Fourth Proportional to 284,061,881.16, 425,716,138.32 and 145,881,906.75

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Solution

The fourth proportional to 284,061,881.16, 425,716,138.32 and 145,881,906.75 is: 218,629,411.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,061,881.16 : 425,716,138.32 = 145,881,906.75 : x
  2. Step 2: Convert to fraction form
    284,061,881.16/425,716,138.32 = 145,881,906.75/x
  3. Step 3: Cross multiply
    284,061,881.16x = 425,716,138.32 × 145,881,906.75
  4. Step 4: Simplify right side
    284,061,881.16x = 62,104,281,991,668,752
  5. Step 5: Solve for x
    x = 62,104,281,991,668,752/284,061,881.16
  6. Step 6: Final answer
    x = 218,629,411.80

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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.