Home / 119,298,198.18-164,612,308.20-67,084,120.74

Finding the Fourth Proportional to 119,298,198.18, 164,612,308.20 and 67,084,120.74

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Solution

The fourth proportional to 119,298,198.18, 164,612,308.20 and 67,084,120.74 is: 92,565,287.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,298,198.18 : 164,612,308.20 = 67,084,120.74 : x
  2. Step 2: Convert to fraction form
    119,298,198.18/164,612,308.20 = 67,084,120.74/x
  3. Step 3: Cross multiply
    119,298,198.18x = 164,612,308.20 × 67,084,120.74
  4. Step 4: Simplify right side
    119,298,198.18x = 11,042,871,958,578,892
  5. Step 5: Solve for x
    x = 11,042,871,958,578,892/119,298,198.18
  6. Step 6: Final answer
    x = 92,565,287.05

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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.