Home / 404,375,984,111.55-558,056,399,612.49-223,934,891,359.53

Finding the Fourth Proportional to 404,375,984,111.55, 558,056,399,612.49 and 223,934,891,359.53

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Solution

The fourth proportional to 404,375,984,111.55, 558,056,399,612.49 and 223,934,891,359.53 is: 309,039,864,210.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,375,984,111.55 : 558,056,399,612.49 = 223,934,891,359.53 : x
  2. Step 2: Convert to fraction form
    404,375,984,111.55/558,056,399,612.49 = 223,934,891,359.53/x
  3. Step 3: Cross multiply
    404,375,984,111.55x = 558,056,399,612.49 × 223,934,891,359.53
  4. Step 4: Simplify right side
    404,375,984,111.55x = 124,968,299,219,713,406,271,488
  5. Step 5: Solve for x
    x = 124,968,299,219,713,406,271,488/404,375,984,111.55
  6. Step 6: Final answer
    x = 309,039,864,210.24

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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.