Home / 106,798,228.80-160,197,343.20-30,120,259.20

Finding the Fourth Proportional to 106,798,228.80, 160,197,343.20 and 30,120,259.20

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Solution

The fourth proportional to 106,798,228.80, 160,197,343.20 and 30,120,259.20 is: 45,180,388.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,798,228.80 : 160,197,343.20 = 30,120,259.20 : x
  2. Step 2: Convert to fraction form
    106,798,228.80/160,197,343.20 = 30,120,259.20/x
  3. Step 3: Cross multiply
    106,798,228.80x = 160,197,343.20 × 30,120,259.20
  4. Step 4: Simplify right side
    106,798,228.80x = 4,825,185,500,335,357
  5. Step 5: Solve for x
    x = 4,825,185,500,335,357/106,798,228.80
  6. Step 6: Final answer
    x = 45,180,388.80

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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.