Home / 275,796,172.48-380,601,285.24-152,041,278.24

Finding the Fourth Proportional to 275,796,172.48, 380,601,285.24 and 152,041,278.24

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Solution

The fourth proportional to 275,796,172.48, 380,601,285.24 and 152,041,278.24 is: 209,818,379.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,796,172.48 : 380,601,285.24 = 152,041,278.24 : x
  2. Step 2: Convert to fraction form
    275,796,172.48/380,601,285.24 = 152,041,278.24/x
  3. Step 3: Cross multiply
    275,796,172.48x = 380,601,285.24 × 152,041,278.24
  4. Step 4: Simplify right side
    275,796,172.48x = 57,867,105,907,676,448
  5. Step 5: Solve for x
    x = 57,867,105,907,676,448/275,796,172.48
  6. Step 6: Final answer
    x = 209,818,379.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.