Home / 146,157,145.20-219,284,662.64-47,793,387.92

Finding the Fourth Proportional to 146,157,145.20, 219,284,662.64 and 47,793,387.92

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Solution

The fourth proportional to 146,157,145.20, 219,284,662.64 and 47,793,387.92 is: 71,706,086.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,157,145.20 : 219,284,662.64 = 47,793,387.92 : x
  2. Step 2: Convert to fraction form
    146,157,145.20/219,284,662.64 = 47,793,387.92/x
  3. Step 3: Cross multiply
    146,157,145.20x = 219,284,662.64 × 47,793,387.92
  4. Step 4: Simplify right side
    146,157,145.20x = 10,480,356,946,459,852
  5. Step 5: Solve for x
    x = 10,480,356,946,459,852/146,157,145.20
  6. Step 6: Final answer
    x = 71,706,086.84

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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.