Home / 121,237,534.20-181,856,301.30-82,973,782.20

Finding the Fourth Proportional to 121,237,534.20, 181,856,301.30 and 82,973,782.20

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Solution

The fourth proportional to 121,237,534.20, 181,856,301.30 and 82,973,782.20 is: 124,460,673.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,237,534.20 : 181,856,301.30 = 82,973,782.20 : x
  2. Step 2: Convert to fraction form
    121,237,534.20/181,856,301.30 = 82,973,782.20/x
  3. Step 3: Cross multiply
    121,237,534.20x = 181,856,301.30 × 82,973,782.20
  4. Step 4: Simplify right side
    121,237,534.20x = 15,089,305,135,763,778
  5. Step 5: Solve for x
    x = 15,089,305,135,763,778/121,237,534.20
  6. Step 6: Final answer
    x = 124,460,673.30

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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.