Home / 204,787,917.63-307,187,599.80-66,613,525.34

Finding the Fourth Proportional to 204,787,917.63, 307,187,599.80 and 66,613,525.34

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Solution

The fourth proportional to 204,787,917.63, 307,187,599.80 and 66,613,525.34 is: 99,922,149.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,787,917.63 : 307,187,599.80 = 66,613,525.34 : x
  2. Step 2: Convert to fraction form
    204,787,917.63/307,187,599.80 = 66,613,525.34/x
  3. Step 3: Cross multiply
    204,787,917.63x = 307,187,599.80 × 66,613,525.34
  4. Step 4: Simplify right side
    204,787,917.63x = 20,462,848,962,124,276
  5. Step 5: Solve for x
    x = 20,462,848,962,124,276/204,787,917.63
  6. Step 6: Final answer
    x = 99,922,149.70

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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.