Home / 1,165,937,997.96-1,749,213,608.94-419,029,209

Finding the Fourth Proportional to 1,165,937,997.96, 1,749,213,608.94 and 419,029,209

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Solution

The fourth proportional to 1,165,937,997.96, 1,749,213,608.94 and 419,029,209 is: 628,654,007.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,937,997.96 : 1,749,213,608.94 = 419,029,209 : x
  2. Step 2: Convert to fraction form
    1,165,937,997.96/1,749,213,608.94 = 419,029,209/x
  3. Step 3: Cross multiply
    1,165,937,997.96x = 1,749,213,608.94 × 419,029,209
  4. Step 4: Simplify right side
    1,165,937,997.96x = 732,971,594,926,163,584
  5. Step 5: Solve for x
    x = 732,971,594,926,163,584/1,165,937,997.96
  6. Step 6: Final answer
    x = 628,654,007.51

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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.