Home / 74,048,190.30-102,137,299.22-47,619,957.42

Finding the Fourth Proportional to 74,048,190.30, 102,137,299.22 and 47,619,957.42

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Solution

The fourth proportional to 74,048,190.30, 102,137,299.22 and 47,619,957.42 is: 65,683,898.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,048,190.30 : 102,137,299.22 = 47,619,957.42 : x
  2. Step 2: Convert to fraction form
    74,048,190.30/102,137,299.22 = 47,619,957.42/x
  3. Step 3: Cross multiply
    74,048,190.30x = 102,137,299.22 × 47,619,957.42
  4. Step 4: Simplify right side
    74,048,190.30x = 4,863,773,839,969,249
  5. Step 5: Solve for x
    x = 4,863,773,839,969,249/74,048,190.30
  6. Step 6: Final answer
    x = 65,683,898.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.