Home / 697,672,385.64-1,046,453,662.68-304,189,926.30

Finding the Fourth Proportional to 697,672,385.64, 1,046,453,662.68 and 304,189,926.30

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Solution

The fourth proportional to 697,672,385.64, 1,046,453,662.68 and 304,189,926.30 is: 456,260,945.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,672,385.64 : 1,046,453,662.68 = 304,189,926.30 : x
  2. Step 2: Convert to fraction form
    697,672,385.64/1,046,453,662.68 = 304,189,926.30/x
  3. Step 3: Cross multiply
    697,672,385.64x = 1,046,453,662.68 × 304,189,926.30
  4. Step 4: Simplify right side
    697,672,385.64x = 318,320,662,526,994,240
  5. Step 5: Solve for x
    x = 318,320,662,526,994,240/697,672,385.64
  6. Step 6: Final answer
    x = 456,260,945.79

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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.