Home / 130,240,003.20-195,360,004.80-122,808,220.80

Finding the Fourth Proportional to 130,240,003.20, 195,360,004.80 and 122,808,220.80

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Solution

The fourth proportional to 130,240,003.20, 195,360,004.80 and 122,808,220.80 is: 184,212,331.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,240,003.20 : 195,360,004.80 = 122,808,220.80 : x
  2. Step 2: Convert to fraction form
    130,240,003.20/195,360,004.80 = 122,808,220.80/x
  3. Step 3: Cross multiply
    130,240,003.20x = 195,360,004.80 × 122,808,220.80
  4. Step 4: Simplify right side
    130,240,003.20x = 23,991,814,604,967,460
  5. Step 5: Solve for x
    x = 23,991,814,604,967,460/130,240,003.20
  6. Step 6: Final answer
    x = 184,212,331.20

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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.