Home / 188,012,688.66-281,359,242.42-151,033,713.05

Finding the Fourth Proportional to 188,012,688.66, 281,359,242.42 and 151,033,713.05

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Solution

The fourth proportional to 188,012,688.66, 281,359,242.42 and 151,033,713.05 is: 226,020,548.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,012,688.66 : 281,359,242.42 = 151,033,713.05 : x
  2. Step 2: Convert to fraction form
    188,012,688.66/281,359,242.42 = 151,033,713.05/x
  3. Step 3: Cross multiply
    188,012,688.66x = 281,359,242.42 × 151,033,713.05
  4. Step 4: Simplify right side
    188,012,688.66x = 42,494,731,082,220,872
  5. Step 5: Solve for x
    x = 42,494,731,082,220,872/188,012,688.66
  6. Step 6: Final answer
    x = 226,020,548.85

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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.