Home / 137,844,539.70-206,766,809.55-61,175,318.10

Finding the Fourth Proportional to 137,844,539.70, 206,766,809.55 and 61,175,318.10

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Solution

The fourth proportional to 137,844,539.70, 206,766,809.55 and 61,175,318.10 is: 91,762,977.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,844,539.70 : 206,766,809.55 = 61,175,318.10 : x
  2. Step 2: Convert to fraction form
    137,844,539.70/206,766,809.55 = 61,175,318.10/x
  3. Step 3: Cross multiply
    137,844,539.70x = 206,766,809.55 × 61,175,318.10
  4. Step 4: Simplify right side
    137,844,539.70x = 12,649,025,346,743,368
  5. Step 5: Solve for x
    x = 12,649,025,346,743,368/137,844,539.70
  6. Step 6: Final answer
    x = 91,762,977.15

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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.