Home / 186,624,310.80-279,936,466.20-148,077,123.60

Finding the Fourth Proportional to 186,624,310.80, 279,936,466.20 and 148,077,123.60

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Solution

The fourth proportional to 186,624,310.80, 279,936,466.20 and 148,077,123.60 is: 222,115,685.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,624,310.80 : 279,936,466.20 = 148,077,123.60 : x
  2. Step 2: Convert to fraction form
    186,624,310.80/279,936,466.20 = 148,077,123.60/x
  3. Step 3: Cross multiply
    186,624,310.80x = 279,936,466.20 × 148,077,123.60
  4. Step 4: Simplify right side
    186,624,310.80x = 41,452,186,705,644,616
  5. Step 5: Solve for x
    x = 41,452,186,705,644,616/186,624,310.80
  6. Step 6: Final answer
    x = 222,115,685.40

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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.