Home / 133,058,985.20-199,588,477.80-131,267,394.80

Finding the Fourth Proportional to 133,058,985.20, 199,588,477.80 and 131,267,394.80

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Solution

The fourth proportional to 133,058,985.20, 199,588,477.80 and 131,267,394.80 is: 196,901,092.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,058,985.20 : 199,588,477.80 = 131,267,394.80 : x
  2. Step 2: Convert to fraction form
    133,058,985.20/199,588,477.80 = 131,267,394.80/x
  3. Step 3: Cross multiply
    133,058,985.20x = 199,588,477.80 × 131,267,394.80
  4. Step 4: Simplify right side
    133,058,985.20x = 26,199,459,512,903,636
  5. Step 5: Solve for x
    x = 26,199,459,512,903,636/133,058,985.20
  6. Step 6: Final answer
    x = 196,901,092.20

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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.