Home / 188,213,794.70-282,421,002.45-73,202,089.10

Finding the Fourth Proportional to 188,213,794.70, 282,421,002.45 and 73,202,089.10

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Solution

The fourth proportional to 188,213,794.70, 282,421,002.45 and 73,202,089.10 is: 109,842,147.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,213,794.70 : 282,421,002.45 = 73,202,089.10 : x
  2. Step 2: Convert to fraction form
    188,213,794.70/282,421,002.45 = 73,202,089.10/x
  3. Step 3: Cross multiply
    188,213,794.70x = 282,421,002.45 × 73,202,089.10
  4. Step 4: Simplify right side
    188,213,794.70x = 20,673,807,385,056,216
  5. Step 5: Solve for x
    x = 20,673,807,385,056,216/188,213,794.70
  6. Step 6: Final answer
    x = 109,842,147.43

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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.