Home / 756,622,621.15-1,134,857,303.19-203,980,914.02

Finding the Fourth Proportional to 756,622,621.15, 1,134,857,303.19 and 203,980,914.02

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Solution

The fourth proportional to 756,622,621.15, 1,134,857,303.19 and 203,980,914.02 is: 305,950,712.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,622,621.15 : 1,134,857,303.19 = 203,980,914.02 : x
  2. Step 2: Convert to fraction form
    756,622,621.15/1,134,857,303.19 = 203,980,914.02/x
  3. Step 3: Cross multiply
    756,622,621.15x = 1,134,857,303.19 × 203,980,914.02
  4. Step 4: Simplify right side
    756,622,621.15x = 231,489,229,989,805,632
  5. Step 5: Solve for x
    x = 231,489,229,989,805,632/756,622,621.15
  6. Step 6: Final answer
    x = 305,950,712.44

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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.