Home / 128,203,484.10-192,305,226.15-37,330,037.70

Finding the Fourth Proportional to 128,203,484.10, 192,305,226.15 and 37,330,037.70

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Solution

The fourth proportional to 128,203,484.10, 192,305,226.15 and 37,330,037.70 is: 55,995,056.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,203,484.10 : 192,305,226.15 = 37,330,037.70 : x
  2. Step 2: Convert to fraction form
    128,203,484.10/192,305,226.15 = 37,330,037.70/x
  3. Step 3: Cross multiply
    128,203,484.10x = 192,305,226.15 × 37,330,037.70
  4. Step 4: Simplify right side
    128,203,484.10x = 7,178,761,342,086,527
  5. Step 5: Solve for x
    x = 7,178,761,342,086,527/128,203,484.10
  6. Step 6: Final answer
    x = 55,995,056.55

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.