Home / 411,739,773.46-617,629,523.61-135,384,869.32

Finding the Fourth Proportional to 411,739,773.46, 617,629,523.61 and 135,384,869.32

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Solution

The fourth proportional to 411,739,773.46, 617,629,523.61 and 135,384,869.32 is: 203,083,835.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,739,773.46 : 617,629,523.61 = 135,384,869.32 : x
  2. Step 2: Convert to fraction form
    411,739,773.46/617,629,523.61 = 135,384,869.32/x
  3. Step 3: Cross multiply
    411,739,773.46x = 617,629,523.61 × 135,384,869.32
  4. Step 4: Simplify right side
    411,739,773.46x = 83,617,692,342,113,696
  5. Step 5: Solve for x
    x = 83,617,692,342,113,696/411,739,773.46
  6. Step 6: Final answer
    x = 203,083,835.31

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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.