Home / 284,061,888.09-425,716,148.70-145,881,913.68

Finding the Fourth Proportional to 284,061,888.09, 425,716,148.70 and 145,881,913.68

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Solution

The fourth proportional to 284,061,888.09, 425,716,148.70 and 145,881,913.68 is: 218,629,422.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,061,888.09 : 425,716,148.70 = 145,881,913.68 : x
  2. Step 2: Convert to fraction form
    284,061,888.09/425,716,148.70 = 145,881,913.68/x
  3. Step 3: Cross multiply
    284,061,888.09x = 425,716,148.70 × 145,881,913.68
  4. Step 4: Simplify right side
    284,061,888.09x = 62,104,286,456,835,448
  5. Step 5: Solve for x
    x = 62,104,286,456,835,448/284,061,888.09
  6. Step 6: Final answer
    x = 218,629,422.18

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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.