Home / 773,209,455.60-1,067,253,895.62-505,325,586.36

Finding the Fourth Proportional to 773,209,455.60, 1,067,253,895.62 and 505,325,586.36

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Solution

The fourth proportional to 773,209,455.60, 1,067,253,895.62 and 505,325,586.36 is: 697,496,256.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,209,455.60 : 1,067,253,895.62 = 505,325,586.36 : x
  2. Step 2: Convert to fraction form
    773,209,455.60/1,067,253,895.62 = 505,325,586.36/x
  3. Step 3: Cross multiply
    773,209,455.60x = 1,067,253,895.62 × 505,325,586.36
  4. Step 4: Simplify right side
    773,209,455.60x = 539,310,700,599,170,752
  5. Step 5: Solve for x
    x = 539,310,700,599,170,752/773,209,455.60
  6. Step 6: Final answer
    x = 697,496,256.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.