Home / 188,637,771.47-260,267,849.21-113,264,522.33

Finding the Fourth Proportional to 188,637,771.47, 260,267,849.21 and 113,264,522.33

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Solution

The fourth proportional to 188,637,771.47, 260,267,849.21 and 113,264,522.33 is: 156,273,652.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,637,771.47 : 260,267,849.21 = 113,264,522.33 : x
  2. Step 2: Convert to fraction form
    188,637,771.47/260,267,849.21 = 113,264,522.33/x
  3. Step 3: Cross multiply
    188,637,771.47x = 260,267,849.21 × 113,264,522.33
  4. Step 4: Simplify right side
    188,637,771.47x = 29,479,113,618,060,796
  5. Step 5: Solve for x
    x = 29,479,113,618,060,796/188,637,771.47
  6. Step 6: Final answer
    x = 156,273,652.88

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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.