Home / 103,664,684-155,522,601.66-30,881,181.80

Finding the Fourth Proportional to 103,664,684, 155,522,601.66 and 30,881,181.80

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Solution

The fourth proportional to 103,664,684, 155,522,601.66 and 30,881,181.80 is: 46,329,391.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,664,684 : 155,522,601.66 = 30,881,181.80 : x
  2. Step 2: Convert to fraction form
    103,664,684/155,522,601.66 = 30,881,181.80/x
  3. Step 3: Cross multiply
    103,664,684x = 155,522,601.66 × 30,881,181.80
  4. Step 4: Simplify right side
    103,664,684x = 4,802,721,735,871,442
  5. Step 5: Solve for x
    x = 4,802,721,735,871,442/103,664,684
  6. Step 6: Final answer
    x = 46,329,391.56

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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.