Home / 590,945,021.40-886,417,532.10-543,327,907.80

Finding the Fourth Proportional to 590,945,021.40, 886,417,532.10 and 543,327,907.80

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Solution

The fourth proportional to 590,945,021.40, 886,417,532.10 and 543,327,907.80 is: 814,991,861.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,945,021.40 : 886,417,532.10 = 543,327,907.80 : x
  2. Step 2: Convert to fraction form
    590,945,021.40/886,417,532.10 = 543,327,907.80/x
  3. Step 3: Cross multiply
    590,945,021.40x = 886,417,532.10 × 543,327,907.80
  4. Step 4: Simplify right side
    590,945,021.40x = 481,615,383,153,132,288
  5. Step 5: Solve for x
    x = 481,615,383,153,132,288/590,945,021.40
  6. Step 6: Final answer
    x = 814,991,861.70

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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.