Home / 2,121,423,257,347.80-3,182,134,882,451.80-509,757,138,503.96

Finding the Fourth Proportional to 2,121,423,257,347.80, 3,182,134,882,451.80 and 509,757,138,503.96

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Solution

The fourth proportional to 2,121,423,257,347.80, 3,182,134,882,451.80 and 509,757,138,503.96 is: 764,635,706,898.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,423,257,347.80 : 3,182,134,882,451.80 = 509,757,138,503.96 : x
  2. Step 2: Convert to fraction form
    2,121,423,257,347.80/3,182,134,882,451.80 = 509,757,138,503.96/x
  3. Step 3: Cross multiply
    2,121,423,257,347.80x = 3,182,134,882,451.80 × 509,757,138,503.96
  4. Step 4: Simplify right side
    2,121,423,257,347.80x = 1,622,115,972,012,264,591,982,592
  5. Step 5: Solve for x
    x = 1,622,115,972,012,264,591,982,592/2,121,423,257,347.80
  6. Step 6: Final answer
    x = 764,635,706,898.13

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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.