Home / 642,418,265.28-963,625,462.56-182,356,824

Finding the Fourth Proportional to 642,418,265.28, 963,625,462.56 and 182,356,824

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Solution

The fourth proportional to 642,418,265.28, 963,625,462.56 and 182,356,824 is: 273,534,686.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    642,418,265.28 : 963,625,462.56 = 182,356,824 : x
  2. Step 2: Convert to fraction form
    642,418,265.28/963,625,462.56 = 182,356,824/x
  3. Step 3: Cross multiply
    642,418,265.28x = 963,625,462.56 × 182,356,824
  4. Step 4: Simplify right side
    642,418,265.28x = 175,723,678,877,972,512
  5. Step 5: Solve for x
    x = 175,723,678,877,972,512/642,418,265.28
  6. Step 6: Final answer
    x = 273,534,686.63

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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.