Home / 127,905,604.80-191,858,407.20-119,339,563.20

Finding the Fourth Proportional to 127,905,604.80, 191,858,407.20 and 119,339,563.20

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Solution

The fourth proportional to 127,905,604.80, 191,858,407.20 and 119,339,563.20 is: 179,009,344.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,905,604.80 : 191,858,407.20 = 119,339,563.20 : x
  2. Step 2: Convert to fraction form
    127,905,604.80/191,858,407.20 = 119,339,563.20/x
  3. Step 3: Cross multiply
    127,905,604.80x = 191,858,407.20 × 119,339,563.20
  4. Step 4: Simplify right side
    127,905,604.80x = 22,896,298,511,495,736
  5. Step 5: Solve for x
    x = 22,896,298,511,495,736/127,905,604.80
  6. Step 6: Final answer
    x = 179,009,344.80

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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.