Home / 105,826,768.16-158,659,411.44-48,278,793.76

Finding the Fourth Proportional to 105,826,768.16, 158,659,411.44 and 48,278,793.76

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Solution

The fourth proportional to 105,826,768.16, 158,659,411.44 and 48,278,793.76 is: 72,381,356.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,826,768.16 : 158,659,411.44 = 48,278,793.76 : x
  2. Step 2: Convert to fraction form
    105,826,768.16/158,659,411.44 = 48,278,793.76/x
  3. Step 3: Cross multiply
    105,826,768.16x = 158,659,411.44 × 48,278,793.76
  4. Step 4: Simplify right side
    105,826,768.16x = 7,659,885,002,994,744
  5. Step 5: Solve for x
    x = 7,659,885,002,994,744/105,826,768.16
  6. Step 6: Final answer
    x = 72,381,356.21

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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.