Home / 133,058,976.80-199,588,465.20-113,575,431.20

Finding the Fourth Proportional to 133,058,976.80, 199,588,465.20 and 113,575,431.20

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Solution

The fourth proportional to 133,058,976.80, 199,588,465.20 and 113,575,431.20 is: 170,363,146.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,058,976.80 : 199,588,465.20 = 113,575,431.20 : x
  2. Step 2: Convert to fraction form
    133,058,976.80/199,588,465.20 = 113,575,431.20/x
  3. Step 3: Cross multiply
    133,058,976.80x = 199,588,465.20 × 113,575,431.20
  4. Step 4: Simplify right side
    133,058,976.80x = 22,668,345,997,636,192
  5. Step 5: Solve for x
    x = 22,668,345,997,636,192/133,058,976.80
  6. Step 6: Final answer
    x = 170,363,146.80

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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.