Home / 119,568,643.20-179,394,955.20-51,432,220.80

Finding the Fourth Proportional to 119,568,643.20, 179,394,955.20 and 51,432,220.80

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Solution

The fourth proportional to 119,568,643.20, 179,394,955.20 and 51,432,220.80 is: 77,166,393.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,568,643.20 : 179,394,955.20 = 51,432,220.80 : x
  2. Step 2: Convert to fraction form
    119,568,643.20/179,394,955.20 = 51,432,220.80/x
  3. Step 3: Cross multiply
    119,568,643.20x = 179,394,955.20 × 51,432,220.80
  4. Step 4: Simplify right side
    119,568,643.20x = 9,226,680,946,252,508
  5. Step 5: Solve for x
    x = 9,226,680,946,252,508/119,568,643.20
  6. Step 6: Final answer
    x = 77,166,393.29

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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.