Home / 668,715,504.30-1,003,073,256.45-177,427,824.30

Finding the Fourth Proportional to 668,715,504.30, 1,003,073,256.45 and 177,427,824.30

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Solution

The fourth proportional to 668,715,504.30, 1,003,073,256.45 and 177,427,824.30 is: 266,141,736.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,715,504.30 : 1,003,073,256.45 = 177,427,824.30 : x
  2. Step 2: Convert to fraction form
    668,715,504.30/1,003,073,256.45 = 177,427,824.30/x
  3. Step 3: Cross multiply
    668,715,504.30x = 1,003,073,256.45 × 177,427,824.30
  4. Step 4: Simplify right side
    668,715,504.30x = 177,973,105,505,439,456
  5. Step 5: Solve for x
    x = 177,973,105,505,439,456/668,715,504.30
  6. Step 6: Final answer
    x = 266,141,736.45

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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.