Home / 1,680,048,136.70-2,520,072,205.05-1,099,572,847.10

Finding the Fourth Proportional to 1,680,048,136.70, 2,520,072,205.05 and 1,099,572,847.10

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Solution

The fourth proportional to 1,680,048,136.70, 2,520,072,205.05 and 1,099,572,847.10 is: 1,649,359,270.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,048,136.70 : 2,520,072,205.05 = 1,099,572,847.10 : x
  2. Step 2: Convert to fraction form
    1,680,048,136.70/2,520,072,205.05 = 1,099,572,847.10/x
  3. Step 3: Cross multiply
    1,680,048,136.70x = 2,520,072,205.05 × 1,099,572,847.10
  4. Step 4: Simplify right side
    1,680,048,136.70x = 2,771,002,969,404,403,712
  5. Step 5: Solve for x
    x = 2,771,002,969,404,403,712/1,680,048,136.70
  6. Step 6: Final answer
    x = 1,649,359,270.65

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Double scale
Find fourth proportional to 1,680,048,137.70, 2,520,072,206.55 and 1,099,572,848.10
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.