Home / 10,911,282,180.40-16,366,923,270.60-9,865,246,860.10

Finding the Fourth Proportional to 10,911,282,180.40, 16,366,923,270.60 and 9,865,246,860.10

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Solution

The fourth proportional to 10,911,282,180.40, 16,366,923,270.60 and 9,865,246,860.10 is: 14,797,870,290.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,911,282,180.40 : 16,366,923,270.60 = 9,865,246,860.10 : x
  2. Step 2: Convert to fraction form
    10,911,282,180.40/16,366,923,270.60 = 9,865,246,860.10/x
  3. Step 3: Cross multiply
    10,911,282,180.40x = 16,366,923,270.60 × 9,865,246,860.10
  4. Step 4: Simplify right side
    10,911,282,180.40x = 161,463,738,404,784,275,456
  5. Step 5: Solve for x
    x = 161,463,738,404,784,275,456/10,911,282,180.40
  6. Step 6: Final answer
    x = 14,797,870,290.15

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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.