Home / 77,471,860.50-116,244,994.86-48,318,215.76

Finding the Fourth Proportional to 77,471,860.50, 116,244,994.86 and 48,318,215.76

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Solution

The fourth proportional to 77,471,860.50, 116,244,994.86 and 48,318,215.76 is: 72,500,527.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,471,860.50 : 116,244,994.86 = 48,318,215.76 : x
  2. Step 2: Convert to fraction form
    77,471,860.50/116,244,994.86 = 48,318,215.76/x
  3. Step 3: Cross multiply
    77,471,860.50x = 116,244,994.86 × 48,318,215.76
  4. Step 4: Simplify right side
    77,471,860.50x = 5,616,750,742,665,571
  5. Step 5: Solve for x
    x = 5,616,750,742,665,571/77,471,860.50
  6. Step 6: Final answer
    x = 72,500,527.37

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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.