Home / 724,359,960.66-1,085,813,419.59-336,455,226.12

Finding the Fourth Proportional to 724,359,960.66, 1,085,813,419.59 and 336,455,226.12

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Solution

The fourth proportional to 724,359,960.66, 1,085,813,419.59 and 336,455,226.12 is: 504,345,380.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,359,960.66 : 1,085,813,419.59 = 336,455,226.12 : x
  2. Step 2: Convert to fraction form
    724,359,960.66/1,085,813,419.59 = 336,455,226.12/x
  3. Step 3: Cross multiply
    724,359,960.66x = 1,085,813,419.59 × 336,455,226.12
  4. Step 4: Simplify right side
    724,359,960.66x = 365,327,599,612,283,840
  5. Step 5: Solve for x
    x = 365,327,599,612,283,840/724,359,960.66
  6. Step 6: Final answer
    x = 504,345,380.00

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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.