Home / 818,024,604.48-1,227,062,100.96-357,725,839.68

Finding the Fourth Proportional to 818,024,604.48, 1,227,062,100.96 and 357,725,839.68

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Solution

The fourth proportional to 818,024,604.48, 1,227,062,100.96 and 357,725,839.68 is: 536,599,777.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,024,604.48 : 1,227,062,100.96 = 357,725,839.68 : x
  2. Step 2: Convert to fraction form
    818,024,604.48/1,227,062,100.96 = 357,725,839.68/x
  3. Step 3: Cross multiply
    818,024,604.48x = 1,227,062,100.96 × 357,725,839.68
  4. Step 4: Simplify right side
    818,024,604.48x = 438,951,820,405,420,928
  5. Step 5: Solve for x
    x = 438,951,820,405,420,928/818,024,604.48
  6. Step 6: Final answer
    x = 536,599,777.07

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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.