Home / 2,191,479,024.87-3,285,250,115.31-1,070,368,373.34

Finding the Fourth Proportional to 2,191,479,024.87, 3,285,250,115.31 and 1,070,368,373.34

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Solution

The fourth proportional to 2,191,479,024.87, 3,285,250,115.31 and 1,070,368,373.34 is: 1,604,591,137.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,479,024.87 : 3,285,250,115.31 = 1,070,368,373.34 : x
  2. Step 2: Convert to fraction form
    2,191,479,024.87/3,285,250,115.31 = 1,070,368,373.34/x
  3. Step 3: Cross multiply
    2,191,479,024.87x = 3,285,250,115.31 × 1,070,368,373.34
  4. Step 4: Simplify right side
    2,191,479,024.87x = 3,516,427,821,939,411,968
  5. Step 5: Solve for x
    x = 3,516,427,821,939,411,968/2,191,479,024.87
  6. Step 6: Final answer
    x = 1,604,591,137.78

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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.