Home / 465,655,090.80-698,482,636.20-158,957,209.20

Finding the Fourth Proportional to 465,655,090.80, 698,482,636.20 and 158,957,209.20

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Solution

The fourth proportional to 465,655,090.80, 698,482,636.20 and 158,957,209.20 is: 238,435,813.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,655,090.80 : 698,482,636.20 = 158,957,209.20 : x
  2. Step 2: Convert to fraction form
    465,655,090.80/698,482,636.20 = 158,957,209.20/x
  3. Step 3: Cross multiply
    465,655,090.80x = 698,482,636.20 × 158,957,209.20
  4. Step 4: Simplify right side
    465,655,090.80x = 111,028,850,525,010,896
  5. Step 5: Solve for x
    x = 111,028,850,525,010,896/465,655,090.80
  6. Step 6: Final answer
    x = 238,435,813.80

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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.