Home / 1,294,704,627.70-1,942,056,941.55-777,718,822.90

Finding the Fourth Proportional to 1,294,704,627.70, 1,942,056,941.55 and 777,718,822.90

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Solution

The fourth proportional to 1,294,704,627.70, 1,942,056,941.55 and 777,718,822.90 is: 1,166,578,234.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,704,627.70 : 1,942,056,941.55 = 777,718,822.90 : x
  2. Step 2: Convert to fraction form
    1,294,704,627.70/1,942,056,941.55 = 777,718,822.90/x
  3. Step 3: Cross multiply
    1,294,704,627.70x = 1,942,056,941.55 × 777,718,822.90
  4. Step 4: Simplify right side
    1,294,704,627.70x = 1,510,374,238,587,040,000
  5. Step 5: Solve for x
    x = 1,510,374,238,587,040,000/1,294,704,627.70
  6. Step 6: Final answer
    x = 1,166,578,234.35

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Double scale
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Similar ratio
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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.