Home / 1,363,438,267.70-2,045,157,401.55-946,221,653.30

Finding the Fourth Proportional to 1,363,438,267.70, 2,045,157,401.55 and 946,221,653.30

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Solution

The fourth proportional to 1,363,438,267.70, 2,045,157,401.55 and 946,221,653.30 is: 1,419,332,479.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,438,267.70 : 2,045,157,401.55 = 946,221,653.30 : x
  2. Step 2: Convert to fraction form
    1,363,438,267.70/2,045,157,401.55 = 946,221,653.30/x
  3. Step 3: Cross multiply
    1,363,438,267.70x = 2,045,157,401.55 × 946,221,653.30
  4. Step 4: Simplify right side
    1,363,438,267.70x = 1,935,172,217,753,372,928
  5. Step 5: Solve for x
    x = 1,935,172,217,753,372,928/1,363,438,267.70
  6. Step 6: Final answer
    x = 1,419,332,479.95

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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.