Home / 307,282,190.03-461,074,611.93-143,496,142.64

Finding the Fourth Proportional to 307,282,190.03, 461,074,611.93 and 143,496,142.64

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Solution

The fourth proportional to 307,282,190.03, 461,074,611.93 and 143,496,142.64 is: 215,314,881.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,282,190.03 : 461,074,611.93 = 143,496,142.64 : x
  2. Step 2: Convert to fraction form
    307,282,190.03/461,074,611.93 = 143,496,142.64/x
  3. Step 3: Cross multiply
    307,282,190.03x = 461,074,611.93 × 143,496,142.64
  4. Step 4: Simplify right side
    307,282,190.03x = 66,162,428,282,583,632
  5. Step 5: Solve for x
    x = 66,162,428,282,583,632/307,282,190.03
  6. Step 6: Final answer
    x = 215,314,881.33

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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.