Home / 103,664,683-155,522,600.16-30,881,180.80

Finding the Fourth Proportional to 103,664,683, 155,522,600.16 and 30,881,180.80

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Solution

The fourth proportional to 103,664,683, 155,522,600.16 and 30,881,180.80 is: 46,329,390.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,664,683 : 155,522,600.16 = 30,881,180.80 : x
  2. Step 2: Convert to fraction form
    103,664,683/155,522,600.16 = 30,881,180.80/x
  3. Step 3: Cross multiply
    103,664,683x = 155,522,600.16 × 30,881,180.80
  4. Step 4: Simplify right side
    103,664,683x = 4,802,721,534,027,069
  5. Step 5: Solve for x
    x = 4,802,721,534,027,069/103,664,683
  6. Step 6: Final answer
    x = 46,329,390.06

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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.