Home / 345,104,156.43-517,666,863.83-150,915,615.03

Finding the Fourth Proportional to 345,104,156.43, 517,666,863.83 and 150,915,615.03

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Solution

The fourth proportional to 345,104,156.43, 517,666,863.83 and 150,915,615.03 is: 226,378,070.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,104,156.43 : 517,666,863.83 = 150,915,615.03 : x
  2. Step 2: Convert to fraction form
    345,104,156.43/517,666,863.83 = 150,915,615.03/x
  3. Step 3: Cross multiply
    345,104,156.43x = 517,666,863.83 × 150,915,615.03
  4. Step 4: Simplify right side
    345,104,156.43x = 78,124,013,134,801,136
  5. Step 5: Solve for x
    x = 78,124,013,134,801,136/345,104,156.43
  6. Step 6: Final answer
    x = 226,378,070.73

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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.