Home / 112,816,705.68-169,240,123.44-44,643,454.56

Finding the Fourth Proportional to 112,816,705.68, 169,240,123.44 and 44,643,454.56

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Solution

The fourth proportional to 112,816,705.68, 169,240,123.44 and 44,643,454.56 is: 66,971,143.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,816,705.68 : 169,240,123.44 = 44,643,454.56 : x
  2. Step 2: Convert to fraction form
    112,816,705.68/169,240,123.44 = 44,643,454.56/x
  3. Step 3: Cross multiply
    112,816,705.68x = 169,240,123.44 × 44,643,454.56
  4. Step 4: Simplify right side
    112,816,705.68x = 7,555,463,760,522,431
  5. Step 5: Solve for x
    x = 7,555,463,760,522,431/112,816,705.68
  6. Step 6: Final answer
    x = 66,971,143.28

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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.