Home / 150,903,007.80-226,354,511.70-82,028,254.20

Finding the Fourth Proportional to 150,903,007.80, 226,354,511.70 and 82,028,254.20

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Solution

The fourth proportional to 150,903,007.80, 226,354,511.70 and 82,028,254.20 is: 123,042,381.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,903,007.80 : 226,354,511.70 = 82,028,254.20 : x
  2. Step 2: Convert to fraction form
    150,903,007.80/226,354,511.70 = 82,028,254.20/x
  3. Step 3: Cross multiply
    150,903,007.80x = 226,354,511.70 × 82,028,254.20
  4. Step 4: Simplify right side
    150,903,007.80x = 18,567,465,425,044,472
  5. Step 5: Solve for x
    x = 18,567,465,425,044,472/150,903,007.80
  6. Step 6: Final answer
    x = 123,042,381.30

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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.