Home / 103,664,682-155,522,598.66-30,881,179.80

Finding the Fourth Proportional to 103,664,682, 155,522,598.66 and 30,881,179.80

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Solution

The fourth proportional to 103,664,682, 155,522,598.66 and 30,881,179.80 is: 46,329,388.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,664,682 : 155,522,598.66 = 30,881,179.80 : x
  2. Step 2: Convert to fraction form
    103,664,682/155,522,598.66 = 30,881,179.80/x
  3. Step 3: Cross multiply
    103,664,682x = 155,522,598.66 × 30,881,179.80
  4. Step 4: Simplify right side
    103,664,682x = 4,802,721,332,182,699
  5. Step 5: Solve for x
    x = 4,802,721,332,182,699/103,664,682
  6. Step 6: Final answer
    x = 46,329,388.56

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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.