Home / 217,618,665.60-326,427,998.40-56,060,601.60

Finding the Fourth Proportional to 217,618,665.60, 326,427,998.40 and 56,060,601.60

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Solution

The fourth proportional to 217,618,665.60, 326,427,998.40 and 56,060,601.60 is: 84,090,902.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,618,665.60 : 326,427,998.40 = 56,060,601.60 : x
  2. Step 2: Convert to fraction form
    217,618,665.60/326,427,998.40 = 56,060,601.60/x
  3. Step 3: Cross multiply
    217,618,665.60x = 326,427,998.40 × 56,060,601.60
  4. Step 4: Simplify right side
    217,618,665.60x = 18,299,749,969,387,836
  5. Step 5: Solve for x
    x = 18,299,749,969,387,836/217,618,665.60
  6. Step 6: Final answer
    x = 84,090,902.40

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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.