Home / 1,864,268,999.86-2,796,771,882.42-683,860,439.35

Finding the Fourth Proportional to 1,864,268,999.86, 2,796,771,882.42 and 683,860,439.35

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Solution

The fourth proportional to 1,864,268,999.86, 2,796,771,882.42 and 683,860,439.35 is: 1,025,925,790.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864,268,999.86 : 2,796,771,882.42 = 683,860,439.35 : x
  2. Step 2: Convert to fraction form
    1,864,268,999.86/2,796,771,882.42 = 683,860,439.35/x
  3. Step 3: Cross multiply
    1,864,268,999.86x = 2,796,771,882.42 × 683,860,439.35
  4. Step 4: Simplify right side
    1,864,268,999.86x = 1,912,601,648,273,467,904
  5. Step 5: Solve for x
    x = 1,912,601,648,273,467,904/1,864,268,999.86
  6. Step 6: Final answer
    x = 1,025,925,790.98

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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.