Home / 217,734,006.40-326,601,009.60-96,801,654.40

Finding the Fourth Proportional to 217,734,006.40, 326,601,009.60 and 96,801,654.40

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Solution

The fourth proportional to 217,734,006.40, 326,601,009.60 and 96,801,654.40 is: 145,202,481.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,734,006.40 : 326,601,009.60 = 96,801,654.40 : x
  2. Step 2: Convert to fraction form
    217,734,006.40/326,601,009.60 = 96,801,654.40/x
  3. Step 3: Cross multiply
    217,734,006.40x = 326,601,009.60 × 96,801,654.40
  4. Step 4: Simplify right side
    217,734,006.40x = 31,615,518,057,990,288
  5. Step 5: Solve for x
    x = 31,615,518,057,990,288/217,734,006.40
  6. Step 6: Final answer
    x = 145,202,481.60

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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.