Home / 669,911,479.40-1,004,915,214.18-178,622,175.56

Finding the Fourth Proportional to 669,911,479.40, 1,004,915,214.18 and 178,622,175.56

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Solution

The fourth proportional to 669,911,479.40, 1,004,915,214.18 and 178,622,175.56 is: 267,946,060.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,911,479.40 : 1,004,915,214.18 = 178,622,175.56 : x
  2. Step 2: Convert to fraction form
    669,911,479.40/1,004,915,214.18 = 178,622,175.56/x
  3. Step 3: Cross multiply
    669,911,479.40x = 1,004,915,214.18 × 178,622,175.56
  4. Step 4: Simplify right side
    669,911,479.40x = 179,500,141,810,174,944
  5. Step 5: Solve for x
    x = 179,500,141,810,174,944/669,911,479.40
  6. Step 6: Final answer
    x = 267,946,060.53

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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.