Home / 674,853,441.17-930,890,528.69-445,709,617.22

Finding the Fourth Proportional to 674,853,441.17, 930,890,528.69 and 445,709,617.22

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Solution

The fourth proportional to 674,853,441.17, 930,890,528.69 and 445,709,617.22 is: 614,810,321.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,853,441.17 : 930,890,528.69 = 445,709,617.22 : x
  2. Step 2: Convert to fraction form
    674,853,441.17/930,890,528.69 = 445,709,617.22/x
  3. Step 3: Cross multiply
    674,853,441.17x = 930,890,528.69 × 445,709,617.22
  4. Step 4: Simplify right side
    674,853,441.17x = 414,906,861,212,258,432
  5. Step 5: Solve for x
    x = 414,906,861,212,258,432/674,853,441.17
  6. Step 6: Final answer
    x = 614,810,321.62

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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.