Home / 8,064,382,657.80-12,096,573,986.70-6,431,795,905.80

Finding the Fourth Proportional to 8,064,382,657.80, 12,096,573,986.70 and 6,431,795,905.80

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Solution

The fourth proportional to 8,064,382,657.80, 12,096,573,986.70 and 6,431,795,905.80 is: 9,647,693,858.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,382,657.80 : 12,096,573,986.70 = 6,431,795,905.80 : x
  2. Step 2: Convert to fraction form
    8,064,382,657.80/12,096,573,986.70 = 6,431,795,905.80/x
  3. Step 3: Cross multiply
    8,064,382,657.80x = 12,096,573,986.70 × 6,431,795,905.80
  4. Step 4: Simplify right side
    8,064,382,657.80x = 77,802,695,041,863,843,840
  5. Step 5: Solve for x
    x = 77,802,695,041,863,843,840/8,064,382,657.80
  6. Step 6: Final answer
    x = 9,647,693,858.70

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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.