Home / 217,976,071.52-326,641,218.60-179,388,556.04

Finding the Fourth Proportional to 217,976,071.52, 326,641,218.60 and 179,388,556.04

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Solution

The fourth proportional to 217,976,071.52, 326,641,218.60 and 179,388,556.04 is: 268,817,105.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,976,071.52 : 326,641,218.60 = 179,388,556.04 : x
  2. Step 2: Convert to fraction form
    217,976,071.52/326,641,218.60 = 179,388,556.04/x
  3. Step 3: Cross multiply
    217,976,071.52x = 326,641,218.60 × 179,388,556.04
  4. Step 4: Simplify right side
    217,976,071.52x = 58,595,696,547,799,992
  5. Step 5: Solve for x
    x = 58,595,696,547,799,992/217,976,071.52
  6. Step 6: Final answer
    x = 268,817,105.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.