Home / 404,375,984,014.32-558,056,399,478.59-223,934,891,262.55

Finding the Fourth Proportional to 404,375,984,014.32, 558,056,399,478.59 and 223,934,891,262.55

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Solution

The fourth proportional to 404,375,984,014.32, 558,056,399,478.59 and 223,934,891,262.55 is: 309,039,864,076.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,375,984,014.32 : 558,056,399,478.59 = 223,934,891,262.55 : x
  2. Step 2: Convert to fraction form
    404,375,984,014.32/558,056,399,478.59 = 223,934,891,262.55/x
  3. Step 3: Cross multiply
    404,375,984,014.32x = 558,056,399,478.59 × 223,934,891,262.55
  4. Step 4: Simplify right side
    404,375,984,014.32x = 124,968,299,135,608,199,053,312
  5. Step 5: Solve for x
    x = 124,968,299,135,608,199,053,312/404,375,984,014.32
  6. Step 6: Final answer
    x = 309,039,864,076.55

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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.