Home / 186,624,004.20-279,936,006.30-118,767,517.80

Finding the Fourth Proportional to 186,624,004.20, 279,936,006.30 and 118,767,517.80

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Solution

The fourth proportional to 186,624,004.20, 279,936,006.30 and 118,767,517.80 is: 178,151,276.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,624,004.20 : 279,936,006.30 = 118,767,517.80 : x
  2. Step 2: Convert to fraction form
    186,624,004.20/279,936,006.30 = 118,767,517.80/x
  3. Step 3: Cross multiply
    186,624,004.20x = 279,936,006.30 × 118,767,517.80
  4. Step 4: Simplify right side
    186,624,004.20x = 33,247,304,611,096,164
  5. Step 5: Solve for x
    x = 33,247,304,611,096,164/186,624,004.20
  6. Step 6: Final answer
    x = 178,151,276.70

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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.