Home / 672,127,286.40-1,008,190,929.60-161,524,022.40

Finding the Fourth Proportional to 672,127,286.40, 1,008,190,929.60 and 161,524,022.40

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Solution

The fourth proportional to 672,127,286.40, 1,008,190,929.60 and 161,524,022.40 is: 242,286,033.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,127,286.40 : 1,008,190,929.60 = 161,524,022.40 : x
  2. Step 2: Convert to fraction form
    672,127,286.40/1,008,190,929.60 = 161,524,022.40/x
  3. Step 3: Cross multiply
    672,127,286.40x = 1,008,190,929.60 × 161,524,022.40
  4. Step 4: Simplify right side
    672,127,286.40x = 162,847,054,296,187,232
  5. Step 5: Solve for x
    x = 162,847,054,296,187,232/672,127,286.40
  6. Step 6: Final answer
    x = 242,286,033.60

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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.