Home / 647,767,154.32-970,870,076.32-297,529,919.04

Finding the Fourth Proportional to 647,767,154.32, 970,870,076.32 and 297,529,919.04

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Solution

The fourth proportional to 647,767,154.32, 970,870,076.32 and 297,529,919.04 is: 445,936,311.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,767,154.32 : 970,870,076.32 = 297,529,919.04 : x
  2. Step 2: Convert to fraction form
    647,767,154.32/970,870,076.32 = 297,529,919.04/x
  3. Step 3: Cross multiply
    647,767,154.32x = 970,870,076.32 × 297,529,919.04
  4. Step 4: Simplify right side
    647,767,154.32x = 288,862,895,205,848,256
  5. Step 5: Solve for x
    x = 288,862,895,205,848,256/647,767,154.32
  6. Step 6: Final answer
    x = 445,936,311.03

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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.