Home / 6,743,052,056.80-10,114,578,085.20-6,639,739,926.40

Finding the Fourth Proportional to 6,743,052,056.80, 10,114,578,085.20 and 6,639,739,926.40

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Solution

The fourth proportional to 6,743,052,056.80, 10,114,578,085.20 and 6,639,739,926.40 is: 9,959,609,889.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743,052,056.80 : 10,114,578,085.20 = 6,639,739,926.40 : x
  2. Step 2: Convert to fraction form
    6,743,052,056.80/10,114,578,085.20 = 6,639,739,926.40/x
  3. Step 3: Cross multiply
    6,743,052,056.80x = 10,114,578,085.20 × 6,639,739,926.40
  4. Step 4: Simplify right side
    6,743,052,056.80x = 67,158,167,950,992,900,096
  5. Step 5: Solve for x
    x = 67,158,167,950,992,900,096/6,743,052,056.80
  6. Step 6: Final answer
    x = 9,959,609,889.60

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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.