Home / 406,387,004.04-560,813,629.86-220,748,158.44

Finding the Fourth Proportional to 406,387,004.04, 560,813,629.86 and 220,748,158.44

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Solution

The fourth proportional to 406,387,004.04, 560,813,629.86 and 220,748,158.44 is: 304,632,221.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,387,004.04 : 560,813,629.86 = 220,748,158.44 : x
  2. Step 2: Convert to fraction form
    406,387,004.04/560,813,629.86 = 220,748,158.44/x
  3. Step 3: Cross multiply
    406,387,004.04x = 560,813,629.86 × 220,748,158.44
  4. Step 4: Simplify right side
    406,387,004.04x = 123,798,576,019,646,800
  5. Step 5: Solve for x
    x = 123,798,576,019,646,800/406,387,004.04
  6. Step 6: Final answer
    x = 304,632,221.97

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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.