Home / 4,170,190,640.40-6,255,190,315.80-2,099,356,304.40

Finding the Fourth Proportional to 4,170,190,640.40, 6,255,190,315.80 and 2,099,356,304.40

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Solution

The fourth proportional to 4,170,190,640.40, 6,255,190,315.80 and 2,099,356,304.40 is: 3,148,986,307.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,170,190,640.40 : 6,255,190,315.80 = 2,099,356,304.40 : x
  2. Step 2: Convert to fraction form
    4,170,190,640.40/6,255,190,315.80 = 2,099,356,304.40/x
  3. Step 3: Cross multiply
    4,170,190,640.40x = 6,255,190,315.80 × 2,099,356,304.40
  4. Step 4: Simplify right side
    4,170,190,640.40x = 13,131,873,224,696,557,568
  5. Step 5: Solve for x
    x = 13,131,873,224,696,557,568/4,170,190,640.40
  6. Step 6: Final answer
    x = 3,148,986,307.12

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.