Home / 2,808,133,039.90-4,212,199,559.85-2,114,283,670.30

Finding the Fourth Proportional to 2,808,133,039.90, 4,212,199,559.85 and 2,114,283,670.30

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Solution

The fourth proportional to 2,808,133,039.90, 4,212,199,559.85 and 2,114,283,670.30 is: 3,171,425,505.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,133,039.90 : 4,212,199,559.85 = 2,114,283,670.30 : x
  2. Step 2: Convert to fraction form
    2,808,133,039.90/4,212,199,559.85 = 2,114,283,670.30/x
  3. Step 3: Cross multiply
    2,808,133,039.90x = 4,212,199,559.85 × 2,114,283,670.30
  4. Step 4: Simplify right side
    2,808,133,039.90x = 8,905,784,745,435,702,272
  5. Step 5: Solve for x
    x = 8,905,784,745,435,702,272/2,808,133,039.90
  6. Step 6: Final answer
    x = 3,171,425,505.45

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Double scale
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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.