Home / 352,560,185.40-528,840,278.10-266,563,846.20

Finding the Fourth Proportional to 352,560,185.40, 528,840,278.10 and 266,563,846.20

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Solution

The fourth proportional to 352,560,185.40, 528,840,278.10 and 266,563,846.20 is: 399,845,769.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,560,185.40 : 528,840,278.10 = 266,563,846.20 : x
  2. Step 2: Convert to fraction form
    352,560,185.40/528,840,278.10 = 266,563,846.20/x
  3. Step 3: Cross multiply
    352,560,185.40x = 528,840,278.10 × 266,563,846.20
  4. Step 4: Simplify right side
    352,560,185.40x = 140,969,698,555,813,632
  5. Step 5: Solve for x
    x = 140,969,698,555,813,632/352,560,185.40
  6. Step 6: Final answer
    x = 399,845,769.30

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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.