Home / 204,782,514.56-282,594,444-121,154,958.80

Finding the Fourth Proportional to 204,782,514.56, 282,594,444 and 121,154,958.80

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Solution

The fourth proportional to 204,782,514.56, 282,594,444 and 121,154,958.80 is: 167,190,632.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,782,514.56 : 282,594,444 = 121,154,958.80 : x
  2. Step 2: Convert to fraction form
    204,782,514.56/282,594,444 = 121,154,958.80/x
  3. Step 3: Cross multiply
    204,782,514.56x = 282,594,444 × 121,154,958.80
  4. Step 4: Simplify right side
    204,782,514.56x = 34,237,718,219,928,908
  5. Step 5: Solve for x
    x = 34,237,718,219,928,908/204,782,514.56
  6. Step 6: Final answer
    x = 167,190,632.92

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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.