Home / 493,646,360.16-681,217,213.20-270,620,414.24

Finding the Fourth Proportional to 493,646,360.16, 681,217,213.20 and 270,620,414.24

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Solution

The fourth proportional to 493,646,360.16, 681,217,213.20 and 270,620,414.24 is: 373,448,078.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,646,360.16 : 681,217,213.20 = 270,620,414.24 : x
  2. Step 2: Convert to fraction form
    493,646,360.16/681,217,213.20 = 270,620,414.24/x
  3. Step 3: Cross multiply
    493,646,360.16x = 681,217,213.20 × 270,620,414.24
  4. Step 4: Simplify right side
    493,646,360.16x = 184,351,284,423,602,400
  5. Step 5: Solve for x
    x = 184,351,284,423,602,400/493,646,360.16
  6. Step 6: Final answer
    x = 373,448,078.02

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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.