Home / 404,375,984,009.82-558,056,399,472.38-223,934,891,258.05

Finding the Fourth Proportional to 404,375,984,009.82, 558,056,399,472.38 and 223,934,891,258.05

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Solution

The fourth proportional to 404,375,984,009.82, 558,056,399,472.38 and 223,934,891,258.05 is: 309,039,864,070.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,375,984,009.82 : 558,056,399,472.38 = 223,934,891,258.05 : x
  2. Step 2: Convert to fraction form
    404,375,984,009.82/558,056,399,472.38 = 223,934,891,258.05/x
  3. Step 3: Cross multiply
    404,375,984,009.82x = 558,056,399,472.38 × 223,934,891,258.05
  4. Step 4: Simplify right side
    404,375,984,009.82x = 124,968,299,131,706,321,928,192
  5. Step 5: Solve for x
    x = 124,968,299,131,706,321,928,192/404,375,984,009.82
  6. Step 6: Final answer
    x = 309,039,864,070.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.