Home / 148,599,788.80-222,899,683.20-39,424,748.80

Finding the Fourth Proportional to 148,599,788.80, 222,899,683.20 and 39,424,748.80

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Solution

The fourth proportional to 148,599,788.80, 222,899,683.20 and 39,424,748.80 is: 59,137,123.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,599,788.80 : 222,899,683.20 = 39,424,748.80 : x
  2. Step 2: Convert to fraction form
    148,599,788.80/222,899,683.20 = 39,424,748.80/x
  3. Step 3: Cross multiply
    148,599,788.80x = 222,899,683.20 × 39,424,748.80
  4. Step 4: Simplify right side
    148,599,788.80x = 8,787,764,017,759,579
  5. Step 5: Solve for x
    x = 8,787,764,017,759,579/148,599,788.80
  6. Step 6: Final answer
    x = 59,137,123.20

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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.