Home / 137,345,844.60-206,018,766.90-46,469,433.60

Finding the Fourth Proportional to 137,345,844.60, 206,018,766.90 and 46,469,433.60

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Solution

The fourth proportional to 137,345,844.60, 206,018,766.90 and 46,469,433.60 is: 69,704,150.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,345,844.60 : 206,018,766.90 = 46,469,433.60 : x
  2. Step 2: Convert to fraction form
    137,345,844.60/206,018,766.90 = 46,469,433.60/x
  3. Step 3: Cross multiply
    137,345,844.60x = 206,018,766.90 × 46,469,433.60
  4. Step 4: Simplify right side
    137,345,844.60x = 9,573,575,408,813,428
  5. Step 5: Solve for x
    x = 9,573,575,408,813,428/137,345,844.60
  6. Step 6: Final answer
    x = 69,704,150.40

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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.