Home / 803,831,896.98-1,205,333,843.03-360,794,772.09

Finding the Fourth Proportional to 803,831,896.98, 1,205,333,843.03 and 360,794,772.09

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Solution

The fourth proportional to 803,831,896.98, 1,205,333,843.03 and 360,794,772.09 is: 541,006,335.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,831,896.98 : 1,205,333,843.03 = 360,794,772.09 : x
  2. Step 2: Convert to fraction form
    803,831,896.98/1,205,333,843.03 = 360,794,772.09/x
  3. Step 3: Cross multiply
    803,831,896.98x = 1,205,333,843.03 × 360,794,772.09
  4. Step 4: Simplify right side
    803,831,896.98x = 434,878,149,185,359,296
  5. Step 5: Solve for x
    x = 434,878,149,185,359,296/803,831,896.98
  6. Step 6: Final answer
    x = 541,006,335.80

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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.