Home / 828,161,346.60-1,241,187,011.10-440,170,050.60

Finding the Fourth Proportional to 828,161,346.60, 1,241,187,011.10 and 440,170,050.60

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Solution

The fourth proportional to 828,161,346.60, 1,241,187,011.10 and 440,170,050.60 is: 659,694,335.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,161,346.60 : 1,241,187,011.10 = 440,170,050.60 : x
  2. Step 2: Convert to fraction form
    828,161,346.60/1,241,187,011.10 = 440,170,050.60/x
  3. Step 3: Cross multiply
    828,161,346.60x = 1,241,187,011.10 × 440,170,050.60
  4. Step 4: Simplify right side
    828,161,346.60x = 546,333,349,479,949,760
  5. Step 5: Solve for x
    x = 546,333,349,479,949,760/828,161,346.60
  6. Step 6: Final answer
    x = 659,694,335.80

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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.