Home / 3,886,391,900,717.30-5,363,389,411,906.90-2,152,201,457,049.20

Finding the Fourth Proportional to 3,886,391,900,717.30, 5,363,389,411,906.90 and 2,152,201,457,049.20

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Solution

The fourth proportional to 3,886,391,900,717.30, 5,363,389,411,906.90 and 2,152,201,457,049.20 is: 2,970,131,371,696.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,391,900,717.30 : 5,363,389,411,906.90 = 2,152,201,457,049.20 : x
  2. Step 2: Convert to fraction form
    3,886,391,900,717.30/5,363,389,411,906.90 = 2,152,201,457,049.20/x
  3. Step 3: Cross multiply
    3,886,391,900,717.30x = 5,363,389,411,906.90 × 2,152,201,457,049.20
  4. Step 4: Simplify right side
    3,886,391,900,717.30x = 11,543,094,507,028,282,691,551,232
  5. Step 5: Solve for x
    x = 11,543,094,507,028,282,691,551,232/3,886,391,900,717.30
  6. Step 6: Final answer
    x = 2,970,131,371,696.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.