Home / 1,099,773,865.47-1,650,394,304.93-400,265,806.62

Finding the Fourth Proportional to 1,099,773,865.47, 1,650,394,304.93 and 400,265,806.62

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Solution

The fourth proportional to 1,099,773,865.47, 1,650,394,304.93 and 400,265,806.62 is: 600,665,671.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,773,865.47 : 1,650,394,304.93 = 400,265,806.62 : x
  2. Step 2: Convert to fraction form
    1,099,773,865.47/1,650,394,304.93 = 400,265,806.62/x
  3. Step 3: Cross multiply
    1,099,773,865.47x = 1,650,394,304.93 × 400,265,806.62
  4. Step 4: Simplify right side
    1,099,773,865.47x = 660,596,407,703,860,736
  5. Step 5: Solve for x
    x = 660,596,407,703,860,736/1,099,773,865.47
  6. Step 6: Final answer
    x = 600,665,671.78

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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.