Home / 881,573,927.72-1,322,360,694.75-321,377,754.74

Finding the Fourth Proportional to 881,573,927.72, 1,322,360,694.75 and 321,377,754.74

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Solution

The fourth proportional to 881,573,927.72, 1,322,360,694.75 and 321,377,754.74 is: 482,066,560.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,573,927.72 : 1,322,360,694.75 = 321,377,754.74 : x
  2. Step 2: Convert to fraction form
    881,573,927.72/1,322,360,694.75 = 321,377,754.74/x
  3. Step 3: Cross multiply
    881,573,927.72x = 1,322,360,694.75 × 321,377,754.74
  4. Step 4: Simplify right side
    881,573,927.72x = 424,977,311,035,181,504
  5. Step 5: Solve for x
    x = 424,977,311,035,181,504/881,573,927.72
  6. Step 6: Final answer
    x = 482,066,560.36

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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.