Home / 195,498,914.16-293,244,536.48-78,911,168.88

Finding the Fourth Proportional to 195,498,914.16, 293,244,536.48 and 78,911,168.88

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Solution

The fourth proportional to 195,498,914.16, 293,244,536.48 and 78,911,168.88 is: 118,365,205.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,498,914.16 : 293,244,536.48 = 78,911,168.88 : x
  2. Step 2: Convert to fraction form
    195,498,914.16/293,244,536.48 = 78,911,168.88/x
  3. Step 3: Cross multiply
    195,498,914.16x = 293,244,536.48 × 78,911,168.88
  4. Step 4: Simplify right side
    195,498,914.16x = 23,140,269,141,310,600
  5. Step 5: Solve for x
    x = 23,140,269,141,310,600/195,498,914.16
  6. Step 6: Final answer
    x = 118,365,205.46

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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.