Home / 802,245,177.36-1,203,474,844.80-317,457,611.28

Finding the Fourth Proportional to 802,245,177.36, 1,203,474,844.80 and 317,457,611.28

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Solution

The fourth proportional to 802,245,177.36, 1,203,474,844.80 and 317,457,611.28 is: 476,228,789.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,245,177.36 : 1,203,474,844.80 = 317,457,611.28 : x
  2. Step 2: Convert to fraction form
    802,245,177.36/1,203,474,844.80 = 317,457,611.28/x
  3. Step 3: Cross multiply
    802,245,177.36x = 1,203,474,844.80 × 317,457,611.28
  4. Step 4: Simplify right side
    802,245,177.36x = 382,052,249,465,776,704
  5. Step 5: Solve for x
    x = 382,052,249,465,776,704/802,245,177.36
  6. Step 6: Final answer
    x = 476,228,789.21

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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.