Home / 336,078,857.60-504,118,286.40-80,777,225.60

Finding the Fourth Proportional to 336,078,857.60, 504,118,286.40 and 80,777,225.60

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Solution

The fourth proportional to 336,078,857.60, 504,118,286.40 and 80,777,225.60 is: 121,165,838.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,078,857.60 : 504,118,286.40 = 80,777,225.60 : x
  2. Step 2: Convert to fraction form
    336,078,857.60/504,118,286.40 = 80,777,225.60/x
  3. Step 3: Cross multiply
    336,078,857.60x = 504,118,286.40 × 80,777,225.60
  4. Step 4: Simplify right side
    336,078,857.60x = 40,721,276,549,618,208
  5. Step 5: Solve for x
    x = 40,721,276,549,618,208/336,078,857.60
  6. Step 6: Final answer
    x = 121,165,838.40

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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.