Home / 142,668,313,465.40-214,002,470,198.10-43,294,798,604.60

Finding the Fourth Proportional to 142,668,313,465.40, 214,002,470,198.10 and 43,294,798,604.60

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Solution

The fourth proportional to 142,668,313,465.40, 214,002,470,198.10 and 43,294,798,604.60 is: 64,942,197,906.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,668,313,465.40 : 214,002,470,198.10 = 43,294,798,604.60 : x
  2. Step 2: Convert to fraction form
    142,668,313,465.40/214,002,470,198.10 = 43,294,798,604.60/x
  3. Step 3: Cross multiply
    142,668,313,465.40x = 214,002,470,198.10 × 43,294,798,604.60
  4. Step 4: Simplify right side
    142,668,313,465.40x = 9,265,193,848,113,653,088,256
  5. Step 5: Solve for x
    x = 9,265,193,848,113,653,088,256/142,668,313,465.40
  6. Step 6: Final answer
    x = 64,942,197,906.90

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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.