Home / 143,843,748.80-215,765,623.20-41,611,121.60

Finding the Fourth Proportional to 143,843,748.80, 215,765,623.20 and 41,611,121.60

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Solution

The fourth proportional to 143,843,748.80, 215,765,623.20 and 41,611,121.60 is: 62,416,682.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,843,748.80 : 215,765,623.20 = 41,611,121.60 : x
  2. Step 2: Convert to fraction form
    143,843,748.80/215,765,623.20 = 41,611,121.60/x
  3. Step 3: Cross multiply
    143,843,748.80x = 215,765,623.20 × 41,611,121.60
  4. Step 4: Simplify right side
    143,843,748.80x = 8,978,249,584,074,981
  5. Step 5: Solve for x
    x = 8,978,249,584,074,981/143,843,748.80
  6. Step 6: Final answer
    x = 62,416,682.40

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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.