Home / 100,190,523.27-150,337,206.75-47,727,608.16

Finding the Fourth Proportional to 100,190,523.27, 150,337,206.75 and 47,727,608.16

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Solution

The fourth proportional to 100,190,523.27, 150,337,206.75 and 47,727,608.16 is: 71,615,907.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,190,523.27 : 150,337,206.75 = 47,727,608.16 : x
  2. Step 2: Convert to fraction form
    100,190,523.27/150,337,206.75 = 47,727,608.16/x
  3. Step 3: Cross multiply
    100,190,523.27x = 150,337,206.75 × 47,727,608.16
  4. Step 4: Simplify right side
    100,190,523.27x = 7,175,235,296,107,421
  5. Step 5: Solve for x
    x = 7,175,235,296,107,421/100,190,523.27
  6. Step 6: Final answer
    x = 71,615,907.99

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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.