Home / 217,465,291.47-326,035,007.28-131,183,586.03

Finding the Fourth Proportional to 217,465,291.47, 326,035,007.28 and 131,183,586.03

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Solution

The fourth proportional to 217,465,291.47, 326,035,007.28 and 131,183,586.03 is: 196,677,093.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,465,291.47 : 326,035,007.28 = 131,183,586.03 : x
  2. Step 2: Convert to fraction form
    217,465,291.47/326,035,007.28 = 131,183,586.03/x
  3. Step 3: Cross multiply
    217,465,291.47x = 326,035,007.28 × 131,183,586.03
  4. Step 4: Simplify right side
    217,465,291.47x = 42,770,441,426,307,552
  5. Step 5: Solve for x
    x = 42,770,441,426,307,552/217,465,291.47
  6. Step 6: Final answer
    x = 196,677,093.33

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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.