Home / 1,942,606,977.60-2,913,910,466.40-1,322,734,195.20

Finding the Fourth Proportional to 1,942,606,977.60, 2,913,910,466.40 and 1,322,734,195.20

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Solution

The fourth proportional to 1,942,606,977.60, 2,913,910,466.40 and 1,322,734,195.20 is: 1,984,101,292.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,606,977.60 : 2,913,910,466.40 = 1,322,734,195.20 : x
  2. Step 2: Convert to fraction form
    1,942,606,977.60/2,913,910,466.40 = 1,322,734,195.20/x
  3. Step 3: Cross multiply
    1,942,606,977.60x = 2,913,910,466.40 × 1,322,734,195.20
  4. Step 4: Simplify right side
    1,942,606,977.60x = 3,854,329,015,658,460,672
  5. Step 5: Solve for x
    x = 3,854,329,015,658,460,672/1,942,606,977.60
  6. Step 6: Final answer
    x = 1,984,101,292.80

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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.