Home / 322,519,455.48-445,114,634.03-183,311,142.74

Finding the Fourth Proportional to 322,519,455.48, 445,114,634.03 and 183,311,142.74

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Solution

The fourth proportional to 322,519,455.48, 445,114,634.03 and 183,311,142.74 is: 252,990,853.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,519,455.48 : 445,114,634.03 = 183,311,142.74 : x
  2. Step 2: Convert to fraction form
    322,519,455.48/445,114,634.03 = 183,311,142.74/x
  3. Step 3: Cross multiply
    322,519,455.48x = 445,114,634.03 × 183,311,142.74
  4. Step 4: Simplify right side
    322,519,455.48x = 81,594,472,211,194,064
  5. Step 5: Solve for x
    x = 81,594,472,211,194,064/322,519,455.48
  6. Step 6: Final answer
    x = 252,990,853.19

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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.