Home / 354,294,464.10-531,441,696.15-331,336,212.90

Finding the Fourth Proportional to 354,294,464.10, 531,441,696.15 and 331,336,212.90

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Solution

The fourth proportional to 354,294,464.10, 531,441,696.15 and 331,336,212.90 is: 497,004,319.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,294,464.10 : 531,441,696.15 = 331,336,212.90 : x
  2. Step 2: Convert to fraction form
    354,294,464.10/531,441,696.15 = 331,336,212.90/x
  3. Step 3: Cross multiply
    354,294,464.10x = 531,441,696.15 × 331,336,212.90
  4. Step 4: Simplify right side
    354,294,464.10x = 176,085,878,979,493,504
  5. Step 5: Solve for x
    x = 176,085,878,979,493,504/354,294,464.10
  6. Step 6: Final answer
    x = 497,004,319.35

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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.