Home / 662,591,998.80-993,887,998.20-177,966,795.60

Finding the Fourth Proportional to 662,591,998.80, 993,887,998.20 and 177,966,795.60

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Solution

The fourth proportional to 662,591,998.80, 993,887,998.20 and 177,966,795.60 is: 266,950,193.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,591,998.80 : 993,887,998.20 = 177,966,795.60 : x
  2. Step 2: Convert to fraction form
    662,591,998.80/993,887,998.20 = 177,966,795.60/x
  3. Step 3: Cross multiply
    662,591,998.80x = 993,887,998.20 × 177,966,795.60
  4. Step 4: Simplify right side
    662,591,998.80x = 176,879,062,224,952,576
  5. Step 5: Solve for x
    x = 176,879,062,224,952,576/662,591,998.80
  6. Step 6: Final answer
    x = 266,950,193.40

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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.