Home / 312,250,321.60-468,284,397.44-104,965,302.72

Finding the Fourth Proportional to 312,250,321.60, 468,284,397.44 and 104,965,302.72

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Solution

The fourth proportional to 312,250,321.60, 468,284,397.44 and 104,965,302.72 is: 157,417,335.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,250,321.60 : 468,284,397.44 = 104,965,302.72 : x
  2. Step 2: Convert to fraction form
    312,250,321.60/468,284,397.44 = 104,965,302.72/x
  3. Step 3: Cross multiply
    312,250,321.60x = 468,284,397.44 × 104,965,302.72
  4. Step 4: Simplify right side
    312,250,321.60x = 49,153,613,536,342,392
  5. Step 5: Solve for x
    x = 49,153,613,536,342,392/312,250,321.60
  6. Step 6: Final answer
    x = 157,417,335.18

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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.