Home / 69,704,004.20-104,356,940.70-67,713,348.20

Finding the Fourth Proportional to 69,704,004.20, 104,356,940.70 and 67,713,348.20

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Solution

The fourth proportional to 69,704,004.20, 104,356,940.70 and 67,713,348.20 is: 101,376,641.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,704,004.20 : 104,356,940.70 = 67,713,348.20 : x
  2. Step 2: Convert to fraction form
    69,704,004.20/104,356,940.70 = 67,713,348.20/x
  3. Step 3: Cross multiply
    69,704,004.20x = 104,356,940.70 × 67,713,348.20
  4. Step 4: Simplify right side
    69,704,004.20x = 7,066,357,862,705,852
  5. Step 5: Solve for x
    x = 7,066,357,862,705,852/69,704,004.20
  6. Step 6: Final answer
    x = 101,376,641.76

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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.