Home / 865,878,227.94-1,298,686,110.33-235,659,396.03

Finding the Fourth Proportional to 865,878,227.94, 1,298,686,110.33 and 235,659,396.03

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Solution

The fourth proportional to 865,878,227.94, 1,298,686,110.33 and 235,659,396.03 is: 353,453,377.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,878,227.94 : 1,298,686,110.33 = 235,659,396.03 : x
  2. Step 2: Convert to fraction form
    865,878,227.94/1,298,686,110.33 = 235,659,396.03/x
  3. Step 3: Cross multiply
    865,878,227.94x = 1,298,686,110.33 × 235,659,396.03
  4. Step 4: Simplify right side
    865,878,227.94x = 306,047,584,392,917,696
  5. Step 5: Solve for x
    x = 306,047,584,392,917,696/865,878,227.94
  6. Step 6: Final answer
    x = 353,453,377.76

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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.