Home / 6,378,613,861.80-9,567,920,792.70-5,506,200,316.20

Finding the Fourth Proportional to 6,378,613,861.80, 9,567,920,792.70 and 5,506,200,316.20

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Solution

The fourth proportional to 6,378,613,861.80, 9,567,920,792.70 and 5,506,200,316.20 is: 8,259,300,474.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,378,613,861.80 : 9,567,920,792.70 = 5,506,200,316.20 : x
  2. Step 2: Convert to fraction form
    6,378,613,861.80/9,567,920,792.70 = 5,506,200,316.20/x
  3. Step 3: Cross multiply
    6,378,613,861.80x = 9,567,920,792.70 × 5,506,200,316.20
  4. Step 4: Simplify right side
    6,378,613,861.80x = 52,682,888,494,141,300,736
  5. Step 5: Solve for x
    x = 52,682,888,494,141,300,736/6,378,613,861.80
  6. Step 6: Final answer
    x = 8,259,300,474.30

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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.