Home / 122,380,004.20-183,516,862.20-40,467,231.40

Finding the Fourth Proportional to 122,380,004.20, 183,516,862.20 and 40,467,231.40

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Solution

The fourth proportional to 122,380,004.20, 183,516,862.20 and 40,467,231.40 is: 60,683,274.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,380,004.20 : 183,516,862.20 = 40,467,231.40 : x
  2. Step 2: Convert to fraction form
    122,380,004.20/183,516,862.20 = 40,467,231.40/x
  3. Step 3: Cross multiply
    122,380,004.20x = 183,516,862.20 × 40,467,231.40
  4. Step 4: Simplify right side
    122,380,004.20x = 7,426,419,328,449,312
  5. Step 5: Solve for x
    x = 7,426,419,328,449,312/122,380,004.20
  6. Step 6: Final answer
    x = 60,683,274.01

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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.