Home / 112,846,473.65-155,745,155.57-68,819,012.22

Finding the Fourth Proportional to 112,846,473.65, 155,745,155.57 and 68,819,012.22

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Solution

The fourth proportional to 112,846,473.65, 155,745,155.57 and 68,819,012.22 is: 94,980,617.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,846,473.65 : 155,745,155.57 = 68,819,012.22 : x
  2. Step 2: Convert to fraction form
    112,846,473.65/155,745,155.57 = 68,819,012.22/x
  3. Step 3: Cross multiply
    112,846,473.65x = 155,745,155.57 × 68,819,012.22
  4. Step 4: Simplify right side
    112,846,473.65x = 10,718,227,764,033,536
  5. Step 5: Solve for x
    x = 10,718,227,764,033,536/112,846,473.65
  6. Step 6: Final answer
    x = 94,980,617.63

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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.