Home / 279,018,783.88-418,145,538.24-176,599,999.24

Finding the Fourth Proportional to 279,018,783.88, 418,145,538.24 and 176,599,999.24

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Solution

The fourth proportional to 279,018,783.88, 418,145,538.24 and 176,599,999.24 is: 264,657,815.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,018,783.88 : 418,145,538.24 = 176,599,999.24 : x
  2. Step 2: Convert to fraction form
    279,018,783.88/418,145,538.24 = 176,599,999.24/x
  3. Step 3: Cross multiply
    279,018,783.88x = 418,145,538.24 × 176,599,999.24
  4. Step 4: Simplify right side
    279,018,783.88x = 73,844,501,735,393,392
  5. Step 5: Solve for x
    x = 73,844,501,735,393,392/279,018,783.88
  6. Step 6: Final answer
    x = 264,657,815.18

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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.