Home / 494,684,368.20-742,052,091.00-126,222,544.80

Finding the Fourth Proportional to 494,684,368.20, 742,052,091.00 and 126,222,544.80

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Solution

The fourth proportional to 494,684,368.20, 742,052,091.00 and 126,222,544.80 is: 189,340,333.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,684,368.20 : 742,052,091.00 = 126,222,544.80 : x
  2. Step 2: Convert to fraction form
    494,684,368.20/742,052,091.00 = 126,222,544.80/x
  3. Step 3: Cross multiply
    494,684,368.20x = 742,052,091.00 × 126,222,544.80
  4. Step 4: Simplify right side
    494,684,368.20x = 93,663,703,295,839,808
  5. Step 5: Solve for x
    x = 93,663,703,295,839,808/494,684,368.20
  6. Step 6: Final answer
    x = 189,340,333.59

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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.