Home / 2,691,156,006.20-4,036,734,009.30-851,472,601.40

Finding the Fourth Proportional to 2,691,156,006.20, 4,036,734,009.30 and 851,472,601.40

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Solution

The fourth proportional to 2,691,156,006.20, 4,036,734,009.30 and 851,472,601.40 is: 1,277,208,902.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691,156,006.20 : 4,036,734,009.30 = 851,472,601.40 : x
  2. Step 2: Convert to fraction form
    2,691,156,006.20/4,036,734,009.30 = 851,472,601.40/x
  3. Step 3: Cross multiply
    2,691,156,006.20x = 4,036,734,009.30 × 851,472,601.40
  4. Step 4: Simplify right side
    2,691,156,006.20x = 3,437,168,408,058,522,624
  5. Step 5: Solve for x
    x = 3,437,168,408,058,522,624/2,691,156,006.20
  6. Step 6: Final answer
    x = 1,277,208,902.10

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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.