Home / 112,513,754.44-168,777,163.32-43,426,941.96

Finding the Fourth Proportional to 112,513,754.44, 168,777,163.32 and 43,426,941.96

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Solution

The fourth proportional to 112,513,754.44, 168,777,163.32 and 43,426,941.96 is: 65,142,933.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,513,754.44 : 168,777,163.32 = 43,426,941.96 : x
  2. Step 2: Convert to fraction form
    112,513,754.44/168,777,163.32 = 43,426,941.96/x
  3. Step 3: Cross multiply
    112,513,754.44x = 168,777,163.32 × 43,426,941.96
  4. Step 4: Simplify right side
    112,513,754.44x = 7,329,476,075,671,081
  5. Step 5: Solve for x
    x = 7,329,476,075,671,081/112,513,754.44
  6. Step 6: Final answer
    x = 65,142,933.97

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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.