Home / 88,578,977.40-133,010,183.70-67,037,902.20

Finding the Fourth Proportional to 88,578,977.40, 133,010,183.70 and 67,037,902.20

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Solution

The fourth proportional to 88,578,977.40, 133,010,183.70 and 67,037,902.20 is: 100,664,107.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,578,977.40 : 133,010,183.70 = 67,037,902.20 : x
  2. Step 2: Convert to fraction form
    88,578,977.40/133,010,183.70 = 67,037,902.20/x
  3. Step 3: Cross multiply
    88,578,977.40x = 133,010,183.70 × 67,037,902.20
  4. Step 4: Simplify right side
    88,578,977.40x = 8,916,723,686,484,635
  5. Step 5: Solve for x
    x = 8,916,723,686,484,635/88,578,977.40
  6. Step 6: Final answer
    x = 100,664,107.31

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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.