Home / 183,168,003.20-274,752,004.80-129,420,291.20

Finding the Fourth Proportional to 183,168,003.20, 274,752,004.80 and 129,420,291.20

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Solution

The fourth proportional to 183,168,003.20, 274,752,004.80 and 129,420,291.20 is: 194,130,436.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,168,003.20 : 274,752,004.80 = 129,420,291.20 : x
  2. Step 2: Convert to fraction form
    183,168,003.20/274,752,004.80 = 129,420,291.20/x
  3. Step 3: Cross multiply
    183,168,003.20x = 274,752,004.80 × 129,420,291.20
  4. Step 4: Simplify right side
    183,168,003.20x = 35,558,484,468,999,800
  5. Step 5: Solve for x
    x = 35,558,484,468,999,800/183,168,003.20
  6. Step 6: Final answer
    x = 194,130,436.80

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1.5x scale

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.