Home / 11,761,856,019.60-17,642,784,029.40-9,098,698,880.40

Finding the Fourth Proportional to 11,761,856,019.60, 17,642,784,029.40 and 9,098,698,880.40

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Solution

The fourth proportional to 11,761,856,019.60, 17,642,784,029.40 and 9,098,698,880.40 is: 13,648,048,320.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,761,856,019.60 : 17,642,784,029.40 = 9,098,698,880.40 : x
  2. Step 2: Convert to fraction form
    11,761,856,019.60/17,642,784,029.40 = 9,098,698,880.40/x
  3. Step 3: Cross multiply
    11,761,856,019.60x = 17,642,784,029.40 × 9,098,698,880.40
  4. Step 4: Simplify right side
    11,761,856,019.60x = 160,526,379,295,440,797,696
  5. Step 5: Solve for x
    x = 160,526,379,295,440,797,696/11,761,856,019.60
  6. Step 6: Final answer
    x = 13,648,048,320.60

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Double scale
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Similar ratio
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1.5x scale

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.