Home / 767,467,737.44-1,150,690,256.40-422,583,786.08

Finding the Fourth Proportional to 767,467,737.44, 1,150,690,256.40 and 422,583,786.08

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Solution

The fourth proportional to 767,467,737.44, 1,150,690,256.40 and 422,583,786.08 is: 633,594,119.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,467,737.44 : 1,150,690,256.40 = 422,583,786.08 : x
  2. Step 2: Convert to fraction form
    767,467,737.44/1,150,690,256.40 = 422,583,786.08/x
  3. Step 3: Cross multiply
    767,467,737.44x = 1,150,690,256.40 × 422,583,786.08
  4. Step 4: Simplify right side
    767,467,737.44x = 486,263,045,154,877,952
  5. Step 5: Solve for x
    x = 486,263,045,154,877,952/767,467,737.44
  6. Step 6: Final answer
    x = 633,594,119.25

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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.