Home / 268,734,514.08-402,861,722.77-104,934,162.72

Finding the Fourth Proportional to 268,734,514.08, 402,861,722.77 and 104,934,162.72

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Solution

The fourth proportional to 268,734,514.08, 402,861,722.77 and 104,934,162.72 is: 157,307,511.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,734,514.08 : 402,861,722.77 = 104,934,162.72 : x
  2. Step 2: Convert to fraction form
    268,734,514.08/402,861,722.77 = 104,934,162.72/x
  3. Step 3: Cross multiply
    268,734,514.08x = 402,861,722.77 × 104,934,162.72
  4. Step 4: Simplify right side
    268,734,514.08x = 42,273,957,571,857,824
  5. Step 5: Solve for x
    x = 42,273,957,571,857,824/268,734,514.08
  6. Step 6: Final answer
    x = 157,307,511.15

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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.