Home / 360,384,582.45-497,326,244.66-211,719,255.24

Finding the Fourth Proportional to 360,384,582.45, 497,326,244.66 and 211,719,255.24

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Solution

The fourth proportional to 360,384,582.45, 497,326,244.66 and 211,719,255.24 is: 292,169,940.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,384,582.45 : 497,326,244.66 = 211,719,255.24 : x
  2. Step 2: Convert to fraction form
    360,384,582.45/497,326,244.66 = 211,719,255.24/x
  3. Step 3: Cross multiply
    360,384,582.45x = 497,326,244.66 × 211,719,255.24
  4. Step 4: Simplify right side
    360,384,582.45x = 105,293,542,130,327,008
  5. Step 5: Solve for x
    x = 105,293,542,130,327,008/360,384,582.45
  6. Step 6: Final answer
    x = 292,169,940.83

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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.