Home / 227,491,574.27-313,937,679.35-123,069,621.56

Finding the Fourth Proportional to 227,491,574.27, 313,937,679.35 and 123,069,621.56

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Solution

The fourth proportional to 227,491,574.27, 313,937,679.35 and 123,069,621.56 is: 169,835,702.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,491,574.27 : 313,937,679.35 = 123,069,621.56 : x
  2. Step 2: Convert to fraction form
    227,491,574.27/313,937,679.35 = 123,069,621.56/x
  3. Step 3: Cross multiply
    227,491,574.27x = 313,937,679.35 × 123,069,621.56
  4. Step 4: Simplify right side
    227,491,574.27x = 38,636,191,389,767,120
  5. Step 5: Solve for x
    x = 38,636,191,389,767,120/227,491,574.27
  6. Step 6: Final answer
    x = 169,835,702.77

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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.