Home / 133,059,407.20-199,589,110.80-46,797,128.80

Finding the Fourth Proportional to 133,059,407.20, 199,589,110.80 and 46,797,128.80

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Solution

The fourth proportional to 133,059,407.20, 199,589,110.80 and 46,797,128.80 is: 70,195,693.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,059,407.20 : 199,589,110.80 = 46,797,128.80 : x
  2. Step 2: Convert to fraction form
    133,059,407.20/199,589,110.80 = 46,797,128.80/x
  3. Step 3: Cross multiply
    133,059,407.20x = 199,589,110.80 × 46,797,128.80
  4. Step 4: Simplify right side
    133,059,407.20x = 9,340,197,325,185,072
  5. Step 5: Solve for x
    x = 9,340,197,325,185,072/133,059,407.20
  6. Step 6: Final answer
    x = 70,195,693.20

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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.