Home / 122,039,059.20-182,909,289.60-53,809,324.80

Finding the Fourth Proportional to 122,039,059.20, 182,909,289.60 and 53,809,324.80

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Solution

The fourth proportional to 122,039,059.20, 182,909,289.60 and 53,809,324.80 is: 80,648,158.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,039,059.20 : 182,909,289.60 = 53,809,324.80 : x
  2. Step 2: Convert to fraction form
    122,039,059.20/182,909,289.60 = 53,809,324.80/x
  3. Step 3: Cross multiply
    122,039,059.20x = 182,909,289.60 × 53,809,324.80
  4. Step 4: Simplify right side
    122,039,059.20x = 9,842,225,373,023,662
  5. Step 5: Solve for x
    x = 9,842,225,373,023,662/122,039,059.20
  6. Step 6: Final answer
    x = 80,648,158.36

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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.