Home / 189,129,372.87-284,097,297.15-178,071,746.58

Finding the Fourth Proportional to 189,129,372.87, 284,097,297.15 and 178,071,746.58

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Solution

The fourth proportional to 189,129,372.87, 284,097,297.15 and 178,071,746.58 is: 267,487,282.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,129,372.87 : 284,097,297.15 = 178,071,746.58 : x
  2. Step 2: Convert to fraction form
    189,129,372.87/284,097,297.15 = 178,071,746.58/x
  3. Step 3: Cross multiply
    189,129,372.87x = 284,097,297.15 × 178,071,746.58
  4. Step 4: Simplify right side
    189,129,372.87x = 50,589,701,902,157,752
  5. Step 5: Solve for x
    x = 50,589,701,902,157,752/189,129,372.87
  6. Step 6: Final answer
    x = 267,487,282.04

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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.