Home / 202,181,570.70-303,272,356.05-100,144,898.70

Finding the Fourth Proportional to 202,181,570.70, 303,272,356.05 and 100,144,898.70

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Solution

The fourth proportional to 202,181,570.70, 303,272,356.05 and 100,144,898.70 is: 150,217,348.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,181,570.70 : 303,272,356.05 = 100,144,898.70 : x
  2. Step 2: Convert to fraction form
    202,181,570.70/303,272,356.05 = 100,144,898.70/x
  3. Step 3: Cross multiply
    202,181,570.70x = 303,272,356.05 × 100,144,898.70
  4. Step 4: Simplify right side
    202,181,570.70x = 30,371,179,375,137,584
  5. Step 5: Solve for x
    x = 30,371,179,375,137,584/202,181,570.70
  6. Step 6: Final answer
    x = 150,217,348.05

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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.