Home / 574,315,902.88-792,551,844.24-313,555,511.20

Finding the Fourth Proportional to 574,315,902.88, 792,551,844.24 and 313,555,511.20

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Solution

The fourth proportional to 574,315,902.88, 792,551,844.24 and 313,555,511.20 is: 432,704,366.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,315,902.88 : 792,551,844.24 = 313,555,511.20 : x
  2. Step 2: Convert to fraction form
    574,315,902.88/792,551,844.24 = 313,555,511.20/x
  3. Step 3: Cross multiply
    574,315,902.88x = 792,551,844.24 × 313,555,511.20
  4. Step 4: Simplify right side
    574,315,902.88x = 248,508,998,673,175,968
  5. Step 5: Solve for x
    x = 248,508,998,673,175,968/574,315,902.88
  6. Step 6: Final answer
    x = 432,704,366.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.