Home / 7,968,160,897.40-11,952,241,346.10-7,859,321,780.60

Finding the Fourth Proportional to 7,968,160,897.40, 11,952,241,346.10 and 7,859,321,780.60

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Solution

The fourth proportional to 7,968,160,897.40, 11,952,241,346.10 and 7,859,321,780.60 is: 11,788,982,670.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,968,160,897.40 : 11,952,241,346.10 = 7,859,321,780.60 : x
  2. Step 2: Convert to fraction form
    7,968,160,897.40/11,952,241,346.10 = 7,859,321,780.60/x
  3. Step 3: Cross multiply
    7,968,160,897.40x = 11,952,241,346.10 × 7,859,321,780.60
  4. Step 4: Simplify right side
    7,968,160,897.40x = 93,936,510,738,391,597,056
  5. Step 5: Solve for x
    x = 93,936,510,738,391,597,056/7,968,160,897.40
  6. Step 6: Final answer
    x = 11,788,982,670.90

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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.