Home / 252,635,083.73-379,088,290.69-105,184,434.78

Finding the Fourth Proportional to 252,635,083.73, 379,088,290.69 and 105,184,434.78

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Solution

The fourth proportional to 252,635,083.73, 379,088,290.69 and 105,184,434.78 is: 157,833,136.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,635,083.73 : 379,088,290.69 = 105,184,434.78 : x
  2. Step 2: Convert to fraction form
    252,635,083.73/379,088,290.69 = 105,184,434.78/x
  3. Step 3: Cross multiply
    252,635,083.73x = 379,088,290.69 × 105,184,434.78
  4. Step 4: Simplify right side
    252,635,083.73x = 39,874,187,586,048,544
  5. Step 5: Solve for x
    x = 39,874,187,586,048,544/252,635,083.73
  6. Step 6: Final answer
    x = 157,833,136.23

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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.