Home / 120,180,683.80-180,271,025.70-43,476,032.80

Finding the Fourth Proportional to 120,180,683.80, 180,271,025.70 and 43,476,032.80

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Solution

The fourth proportional to 120,180,683.80, 180,271,025.70 and 43,476,032.80 is: 65,214,049.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,180,683.80 : 180,271,025.70 = 43,476,032.80 : x
  2. Step 2: Convert to fraction form
    120,180,683.80/180,271,025.70 = 43,476,032.80/x
  3. Step 3: Cross multiply
    120,180,683.80x = 180,271,025.70 × 43,476,032.80
  4. Step 4: Simplify right side
    120,180,683.80x = 7,837,469,026,222,842
  5. Step 5: Solve for x
    x = 7,837,469,026,222,842/120,180,683.80
  6. Step 6: Final answer
    x = 65,214,049.20

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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.