Home / 342,787,448.51-514,114,219.43-109,555,597.44

Finding the Fourth Proportional to 342,787,448.51, 514,114,219.43 and 109,555,597.44

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Solution

The fourth proportional to 342,787,448.51, 514,114,219.43 and 109,555,597.44 is: 164,311,997.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,787,448.51 : 514,114,219.43 = 109,555,597.44 : x
  2. Step 2: Convert to fraction form
    342,787,448.51/514,114,219.43 = 109,555,597.44/x
  3. Step 3: Cross multiply
    342,787,448.51x = 514,114,219.43 × 109,555,597.44
  4. Step 4: Simplify right side
    342,787,448.51x = 56,324,090,461,914,864
  5. Step 5: Solve for x
    x = 56,324,090,461,914,864/342,787,448.51
  6. Step 6: Final answer
    x = 164,311,997.73

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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.