Home / 590,478,935.70-885,718,403.55-344,583,153.30

Finding the Fourth Proportional to 590,478,935.70, 885,718,403.55 and 344,583,153.30

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Solution

The fourth proportional to 590,478,935.70, 885,718,403.55 and 344,583,153.30 is: 516,874,729.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,478,935.70 : 885,718,403.55 = 344,583,153.30 : x
  2. Step 2: Convert to fraction form
    590,478,935.70/885,718,403.55 = 344,583,153.30/x
  3. Step 3: Cross multiply
    590,478,935.70x = 885,718,403.55 × 344,583,153.30
  4. Step 4: Simplify right side
    590,478,935.70x = 305,203,640,431,100,928
  5. Step 5: Solve for x
    x = 305,203,640,431,100,928/590,478,935.70
  6. Step 6: Final answer
    x = 516,874,729.95

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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.