Home / 404,375,984,020.27-558,056,399,486.73-223,934,891,268.45

Finding the Fourth Proportional to 404,375,984,020.27, 558,056,399,486.73 and 223,934,891,268.45

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Solution

The fourth proportional to 404,375,984,020.27, 558,056,399,486.73 and 223,934,891,268.45 is: 309,039,864,084.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,375,984,020.27 : 558,056,399,486.73 = 223,934,891,268.45 : x
  2. Step 2: Convert to fraction form
    404,375,984,020.27/558,056,399,486.73 = 223,934,891,268.45/x
  3. Step 3: Cross multiply
    404,375,984,020.27x = 558,056,399,486.73 × 223,934,891,268.45
  4. Step 4: Simplify right side
    404,375,984,020.27x = 124,968,299,140,723,588,988,928
  5. Step 5: Solve for x
    x = 124,968,299,140,723,588,988,928/404,375,984,020.27
  6. Step 6: Final answer
    x = 309,039,864,084.66

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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.