Home / 137,341,795.87-206,012,767.79-51,068,992.60

Finding the Fourth Proportional to 137,341,795.87, 206,012,767.79 and 51,068,992.60

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Solution

The fourth proportional to 137,341,795.87, 206,012,767.79 and 51,068,992.60 is: 76,603,516.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,341,795.87 : 206,012,767.79 = 51,068,992.60 : x
  2. Step 2: Convert to fraction form
    137,341,795.87/206,012,767.79 = 51,068,992.60/x
  3. Step 3: Cross multiply
    137,341,795.87x = 206,012,767.79 × 51,068,992.60
  4. Step 4: Simplify right side
    137,341,795.87x = 10,520,864,513,773,028
  5. Step 5: Solve for x
    x = 10,520,864,513,773,028/137,341,795.87
  6. Step 6: Final answer
    x = 76,603,516.41

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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.