Home / 628,795,196.56-941,983,946.40-351,605,699.56

Finding the Fourth Proportional to 628,795,196.56, 941,983,946.40 and 351,605,699.56

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Solution

The fourth proportional to 628,795,196.56, 941,983,946.40 and 351,605,699.56 is: 526,732,593.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,795,196.56 : 941,983,946.40 = 351,605,699.56 : x
  2. Step 2: Convert to fraction form
    628,795,196.56/941,983,946.40 = 351,605,699.56/x
  3. Step 3: Cross multiply
    628,795,196.56x = 941,983,946.40 × 351,605,699.56
  4. Step 4: Simplify right side
    628,795,196.56x = 331,206,924,448,261,568
  5. Step 5: Solve for x
    x = 331,206,924,448,261,568/628,795,196.56
  6. Step 6: Final answer
    x = 526,732,593.16

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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.