Home / 125,616,175.92-188,424,030.60-39,361,189.68

Finding the Fourth Proportional to 125,616,175.92, 188,424,030.60 and 39,361,189.68

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Solution

The fourth proportional to 125,616,175.92, 188,424,030.60 and 39,361,189.68 is: 59,041,711.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,616,175.92 : 188,424,030.60 = 39,361,189.68 : x
  2. Step 2: Convert to fraction form
    125,616,175.92/188,424,030.60 = 39,361,189.68/x
  3. Step 3: Cross multiply
    125,616,175.92x = 188,424,030.60 × 39,361,189.68
  4. Step 4: Simplify right side
    125,616,175.92x = 7,416,594,008,716,724
  5. Step 5: Solve for x
    x = 7,416,594,008,716,724/125,616,175.92
  6. Step 6: Final answer
    x = 59,041,711.42

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.