Home / 279,936,701.10-419,905,051.65-177,816,048.30

Finding the Fourth Proportional to 279,936,701.10, 419,905,051.65 and 177,816,048.30

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Solution

The fourth proportional to 279,936,701.10, 419,905,051.65 and 177,816,048.30 is: 266,724,072.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,936,701.10 : 419,905,051.65 = 177,816,048.30 : x
  2. Step 2: Convert to fraction form
    279,936,701.10/419,905,051.65 = 177,816,048.30/x
  3. Step 3: Cross multiply
    279,936,701.10x = 419,905,051.65 × 177,816,048.30
  4. Step 4: Simplify right side
    279,936,701.10x = 74,665,856,945,610,400
  5. Step 5: Solve for x
    x = 74,665,856,945,610,400/279,936,701.10
  6. Step 6: Final answer
    x = 266,724,072.45

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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.