Home / 3,886,391,900,717.30-5,363,389,411,907.40-2,152,201,457,049.30

Finding the Fourth Proportional to 3,886,391,900,717.30, 5,363,389,411,907.40 and 2,152,201,457,049.30

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Solution

The fourth proportional to 3,886,391,900,717.30, 5,363,389,411,907.40 and 2,152,201,457,049.30 is: 2,970,131,371,697.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,391,900,717.30 : 5,363,389,411,907.40 = 2,152,201,457,049.30 : x
  2. Step 2: Convert to fraction form
    3,886,391,900,717.30/5,363,389,411,907.40 = 2,152,201,457,049.30/x
  3. Step 3: Cross multiply
    3,886,391,900,717.30x = 5,363,389,411,907.40 × 2,152,201,457,049.30
  4. Step 4: Simplify right side
    3,886,391,900,717.30x = 11,543,094,507,029,895,451,770,880
  5. Step 5: Solve for x
    x = 11,543,094,507,029,895,451,770,880/3,886,391,900,717.30
  6. Step 6: Final answer
    x = 2,970,131,371,697.08

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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.