Home / 205,106,514.39-283,001,739.03-121,433,097.24

Finding the Fourth Proportional to 205,106,514.39, 283,001,739.03 and 121,433,097.24

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Solution

The fourth proportional to 205,106,514.39, 283,001,739.03 and 121,433,097.24 is: 167,550,883.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,106,514.39 : 283,001,739.03 = 121,433,097.24 : x
  2. Step 2: Convert to fraction form
    205,106,514.39/283,001,739.03 = 121,433,097.24/x
  3. Step 3: Cross multiply
    205,106,514.39x = 283,001,739.03 × 121,433,097.24
  4. Step 4: Simplify right side
    205,106,514.39x = 34,365,777,694,719,088
  5. Step 5: Solve for x
    x = 34,365,777,694,719,088/205,106,514.39
  6. Step 6: Final answer
    x = 167,550,883.49

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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.