Home / 262,317,900.60-393,613,029.20-106,985,667.92

Finding the Fourth Proportional to 262,317,900.60, 393,613,029.20 and 106,985,667.92

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Solution

The fourth proportional to 262,317,900.60, 393,613,029.20 and 106,985,667.92 is: 160,534,041.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,317,900.60 : 393,613,029.20 = 106,985,667.92 : x
  2. Step 2: Convert to fraction form
    262,317,900.60/393,613,029.20 = 106,985,667.92/x
  3. Step 3: Cross multiply
    262,317,900.60x = 393,613,029.20 × 106,985,667.92
  4. Step 4: Simplify right side
    262,317,900.60x = 42,110,952,829,275,864
  5. Step 5: Solve for x
    x = 42,110,952,829,275,864/262,317,900.60
  6. Step 6: Final answer
    x = 160,534,041.84

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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.