Home / 71,130,906.04-98,160,749.94-38,535,858.04

Finding the Fourth Proportional to 71,130,906.04, 98,160,749.94 and 38,535,858.04

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Solution

The fourth proportional to 71,130,906.04, 98,160,749.94 and 38,535,858.04 is: 53,179,538.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,130,906.04 : 98,160,749.94 = 38,535,858.04 : x
  2. Step 2: Convert to fraction form
    71,130,906.04/98,160,749.94 = 38,535,858.04/x
  3. Step 3: Cross multiply
    71,130,906.04x = 98,160,749.94 × 38,535,858.04
  4. Step 4: Simplify right side
    71,130,906.04x = 3,782,708,724,787,778.50
  5. Step 5: Solve for x
    x = 3,782,708,724,787,778.50/71,130,906.04
  6. Step 6: Final answer
    x = 53,179,538.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.