Home / 689,425,184.25-950,295,340.91-466,325,505.23

Finding the Fourth Proportional to 689,425,184.25, 950,295,340.91 and 466,325,505.23

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Solution

The fourth proportional to 689,425,184.25, 950,295,340.91 and 466,325,505.23 is: 642,777,439.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,425,184.25 : 950,295,340.91 = 466,325,505.23 : x
  2. Step 2: Convert to fraction form
    689,425,184.25/950,295,340.91 = 466,325,505.23/x
  3. Step 3: Cross multiply
    689,425,184.25x = 950,295,340.91 × 466,325,505.23
  4. Step 4: Simplify right side
    689,425,184.25x = 443,146,954,963,985,216
  5. Step 5: Solve for x
    x = 443,146,954,963,985,216/689,425,184.25
  6. Step 6: Final answer
    x = 642,777,439.94

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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.