Home / 142,070,784.60-195,949,649.58-122,257,944.44

Finding the Fourth Proportional to 142,070,784.60, 195,949,649.58 and 122,257,944.44

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Solution

The fourth proportional to 142,070,784.60, 195,949,649.58 and 122,257,944.44 is: 168,622,996.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,070,784.60 : 195,949,649.58 = 122,257,944.44 : x
  2. Step 2: Convert to fraction form
    142,070,784.60/195,949,649.58 = 122,257,944.44/x
  3. Step 3: Cross multiply
    142,070,784.60x = 195,949,649.58 × 122,257,944.44
  4. Step 4: Simplify right side
    142,070,784.60x = 23,956,401,370,685,704
  5. Step 5: Solve for x
    x = 23,956,401,370,685,704/142,070,784.60
  6. Step 6: Final answer
    x = 168,622,996.19

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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.