Home / 404,375,984,113.80-558,056,399,615.58-223,934,891,361.78

Finding the Fourth Proportional to 404,375,984,113.80, 558,056,399,615.58 and 223,934,891,361.78

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Solution

The fourth proportional to 404,375,984,113.80, 558,056,399,615.58 and 223,934,891,361.78 is: 309,039,864,213.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,375,984,113.80 : 558,056,399,615.58 = 223,934,891,361.78 : x
  2. Step 2: Convert to fraction form
    404,375,984,113.80/558,056,399,615.58 = 223,934,891,361.78/x
  3. Step 3: Cross multiply
    404,375,984,113.80x = 558,056,399,615.58 × 223,934,891,361.78
  4. Step 4: Simplify right side
    404,375,984,113.80x = 124,968,299,221,660,989,390,848
  5. Step 5: Solve for x
    x = 124,968,299,221,660,989,390,848/404,375,984,113.80
  6. Step 6: Final answer
    x = 309,039,864,213.33

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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.