Home / 1,679,576,482.88-2,520,488,464.92-697,002,989.12

Finding the Fourth Proportional to 1,679,576,482.88, 2,520,488,464.92 and 697,002,989.12

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Solution

The fourth proportional to 1,679,576,482.88, 2,520,488,464.92 and 697,002,989.12 is: 1,045,970,821.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,576,482.88 : 2,520,488,464.92 = 697,002,989.12 : x
  2. Step 2: Convert to fraction form
    1,679,576,482.88/2,520,488,464.92 = 697,002,989.12/x
  3. Step 3: Cross multiply
    1,679,576,482.88x = 2,520,488,464.92 × 697,002,989.12
  4. Step 4: Simplify right side
    1,679,576,482.88x = 1,756,787,994,091,720,448
  5. Step 5: Solve for x
    x = 1,756,787,994,091,720,448/1,679,576,482.88
  6. Step 6: Final answer
    x = 1,045,970,821.81

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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.