Home / 200,613,066.88-276,589,746.08-129,923,770.32

Finding the Fourth Proportional to 200,613,066.88, 276,589,746.08 and 129,923,770.32

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Solution

The fourth proportional to 200,613,066.88, 276,589,746.08 and 129,923,770.32 is: 179,128,823.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,613,066.88 : 276,589,746.08 = 129,923,770.32 : x
  2. Step 2: Convert to fraction form
    200,613,066.88/276,589,746.08 = 129,923,770.32/x
  3. Step 3: Cross multiply
    200,613,066.88x = 276,589,746.08 × 129,923,770.32
  4. Step 4: Simplify right side
    200,613,066.88x = 35,935,582,642,565,036
  5. Step 5: Solve for x
    x = 35,935,582,642,565,036/200,613,066.88
  6. Step 6: Final answer
    x = 179,128,823.47

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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.