Home / 100,190,529.28-150,337,215.74-47,727,614.16

Finding the Fourth Proportional to 100,190,529.28, 150,337,215.74 and 47,727,614.16

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Solution

The fourth proportional to 100,190,529.28, 150,337,215.74 and 47,727,614.16 is: 71,615,916.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,190,529.28 : 150,337,215.74 = 47,727,614.16 : x
  2. Step 2: Convert to fraction form
    100,190,529.28/150,337,215.74 = 47,727,614.16/x
  3. Step 3: Cross multiply
    100,190,529.28x = 150,337,215.74 × 47,727,614.16
  4. Step 4: Simplify right side
    100,190,529.28x = 7,175,236,626,727,399
  5. Step 5: Solve for x
    x = 7,175,236,626,727,399/100,190,529.28
  6. Step 6: Final answer
    x = 71,615,916.98

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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.