Home / 345,084,462.58-517,883,775.84-253,205,622.04

Finding the Fourth Proportional to 345,084,462.58, 517,883,775.84 and 253,205,622.04

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Solution

The fourth proportional to 345,084,462.58, 517,883,775.84 and 253,205,622.04 is: 379,997,066.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,084,462.58 : 517,883,775.84 = 253,205,622.04 : x
  2. Step 2: Convert to fraction form
    345,084,462.58/517,883,775.84 = 253,205,622.04/x
  3. Step 3: Cross multiply
    345,084,462.58x = 517,883,775.84 × 253,205,622.04
  4. Step 4: Simplify right side
    345,084,462.58x = 131,131,083,605,991,120
  5. Step 5: Solve for x
    x = 131,131,083,605,991,120/345,084,462.58
  6. Step 6: Final answer
    x = 379,997,066.88

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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.