Home / 293,358,557.40-440,037,917.64-109,101,958.98

Finding the Fourth Proportional to 293,358,557.40, 440,037,917.64 and 109,101,958.98

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Solution

The fourth proportional to 293,358,557.40, 440,037,917.64 and 109,101,958.98 is: 163,652,968.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,358,557.40 : 440,037,917.64 = 109,101,958.98 : x
  2. Step 2: Convert to fraction form
    293,358,557.40/440,037,917.64 = 109,101,958.98/x
  3. Step 3: Cross multiply
    293,358,557.40x = 440,037,917.64 × 109,101,958.98
  4. Step 4: Simplify right side
    293,358,557.40x = 48,008,998,840,003,896
  5. Step 5: Solve for x
    x = 48,008,998,840,003,896/293,358,557.40
  6. Step 6: Final answer
    x = 163,652,968.80

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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.