Home / 215,869,160.48-323,284,893.60-123,472,784.48

Finding the Fourth Proportional to 215,869,160.48, 323,284,893.60 and 123,472,784.48

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Solution

The fourth proportional to 215,869,160.48, 323,284,893.60 and 123,472,784.48 is: 184,912,406.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,869,160.48 : 323,284,893.60 = 123,472,784.48 : x
  2. Step 2: Convert to fraction form
    215,869,160.48/323,284,893.60 = 123,472,784.48/x
  3. Step 3: Cross multiply
    215,869,160.48x = 323,284,893.60 × 123,472,784.48
  4. Step 4: Simplify right side
    215,869,160.48x = 39,916,885,993,112,536
  5. Step 5: Solve for x
    x = 39,916,885,993,112,536/215,869,160.48
  6. Step 6: Final answer
    x = 184,912,406.68

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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.