Home / 1,294,704,623.70-1,942,056,935.55-777,718,818.90

Finding the Fourth Proportional to 1,294,704,623.70, 1,942,056,935.55 and 777,718,818.90

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Solution

The fourth proportional to 1,294,704,623.70, 1,942,056,935.55 and 777,718,818.90 is: 1,166,578,228.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,704,623.70 : 1,942,056,935.55 = 777,718,818.90 : x
  2. Step 2: Convert to fraction form
    1,294,704,623.70/1,942,056,935.55 = 777,718,818.90/x
  3. Step 3: Cross multiply
    1,294,704,623.70x = 1,942,056,935.55 × 777,718,818.90
  4. Step 4: Simplify right side
    1,294,704,623.70x = 1,510,374,226,152,499,456
  5. Step 5: Solve for x
    x = 1,510,374,226,152,499,456/1,294,704,623.70
  6. Step 6: Final answer
    x = 1,166,578,228.35

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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.