Home / 828,160,958.60-1,241,186,429.10-440,169,662.60

Finding the Fourth Proportional to 828,160,958.60, 1,241,186,429.10 and 440,169,662.60

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Solution

The fourth proportional to 828,160,958.60, 1,241,186,429.10 and 440,169,662.60 is: 659,693,754.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,160,958.60 : 1,241,186,429.10 = 440,169,662.60 : x
  2. Step 2: Convert to fraction form
    828,160,958.60/1,241,186,429.10 = 440,169,662.60/x
  3. Step 3: Cross multiply
    828,160,958.60x = 1,241,186,429.10 × 440,169,662.60
  4. Step 4: Simplify right side
    828,160,958.60x = 546,332,611,720,645,824
  5. Step 5: Solve for x
    x = 546,332,611,720,645,824/828,160,958.60
  6. Step 6: Final answer
    x = 659,693,754.03

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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.