Home / 697,346,633.20-1,046,019,949.80-455,481,929.20

Finding the Fourth Proportional to 697,346,633.20, 1,046,019,949.80 and 455,481,929.20

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Solution

The fourth proportional to 697,346,633.20, 1,046,019,949.80 and 455,481,929.20 is: 683,222,893.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,346,633.20 : 1,046,019,949.80 = 455,481,929.20 : x
  2. Step 2: Convert to fraction form
    697,346,633.20/1,046,019,949.80 = 455,481,929.20/x
  3. Step 3: Cross multiply
    697,346,633.20x = 1,046,019,949.80 × 455,481,929.20
  4. Step 4: Simplify right side
    697,346,633.20x = 476,443,184,716,591,104
  5. Step 5: Solve for x
    x = 476,443,184,716,591,104/697,346,633.20
  6. Step 6: Final answer
    x = 683,222,893.80

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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.