Home / 722,308,694.35-996,847,474.13-409,098,626.59

Finding the Fourth Proportional to 722,308,694.35, 996,847,474.13 and 409,098,626.59

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Solution

The fourth proportional to 722,308,694.35, 996,847,474.13 and 409,098,626.59 is: 564,590,923.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,308,694.35 : 996,847,474.13 = 409,098,626.59 : x
  2. Step 2: Convert to fraction form
    722,308,694.35/996,847,474.13 = 409,098,626.59/x
  3. Step 3: Cross multiply
    722,308,694.35x = 996,847,474.13 × 409,098,626.59
  4. Step 4: Simplify right side
    722,308,694.35x = 407,808,932,586,293,504
  5. Step 5: Solve for x
    x = 407,808,932,586,293,504/722,308,694.35
  6. Step 6: Final answer
    x = 564,590,923.21

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1.5x scale

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.