Home / 103,512,803.52-155,210,942.79-34,388,600.70

Finding the Fourth Proportional to 103,512,803.52, 155,210,942.79 and 34,388,600.70

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Solution

The fourth proportional to 103,512,803.52, 155,210,942.79 and 34,388,600.70 is: 51,563,545.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,512,803.52 : 155,210,942.79 = 34,388,600.70 : x
  2. Step 2: Convert to fraction form
    103,512,803.52/155,210,942.79 = 34,388,600.70/x
  3. Step 3: Cross multiply
    103,512,803.52x = 155,210,942.79 × 34,388,600.70
  4. Step 4: Simplify right side
    103,512,803.52x = 5,337,487,135,875,854
  5. Step 5: Solve for x
    x = 5,337,487,135,875,854/103,512,803.52
  6. Step 6: Final answer
    x = 51,563,545.32

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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.