Home / 683,618,537.52-1,025,427,818.16-166,045,490.44

Finding the Fourth Proportional to 683,618,537.52, 1,025,427,818.16 and 166,045,490.44

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Solution

The fourth proportional to 683,618,537.52, 1,025,427,818.16 and 166,045,490.44 is: 249,068,238.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,618,537.52 : 1,025,427,818.16 = 166,045,490.44 : x
  2. Step 2: Convert to fraction form
    683,618,537.52/1,025,427,818.16 = 166,045,490.44/x
  3. Step 3: Cross multiply
    683,618,537.52x = 1,025,427,818.16 × 166,045,490.44
  4. Step 4: Simplify right side
    683,618,537.52x = 170,267,664,977,196,320
  5. Step 5: Solve for x
    x = 170,267,664,977,196,320/683,618,537.52
  6. Step 6: Final answer
    x = 249,068,238.55

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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.