Home / 173,868,311.20-260,802,466.80-127,951,808.80

Finding the Fourth Proportional to 173,868,311.20, 260,802,466.80 and 127,951,808.80

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Solution

The fourth proportional to 173,868,311.20, 260,802,466.80 and 127,951,808.80 is: 191,927,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,868,311.20 : 260,802,466.80 = 127,951,808.80 : x
  2. Step 2: Convert to fraction form
    173,868,311.20/260,802,466.80 = 127,951,808.80/x
  3. Step 3: Cross multiply
    173,868,311.20x = 260,802,466.80 × 127,951,808.80
  4. Step 4: Simplify right side
    173,868,311.20x = 33,370,147,366,561,948
  5. Step 5: Solve for x
    x = 33,370,147,366,561,948/173,868,311.20
  6. Step 6: Final answer
    x = 191,927,713.20

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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.