Home / 189,583,286.40-284,374,929.60-167,664,297.60

Finding the Fourth Proportional to 189,583,286.40, 284,374,929.60 and 167,664,297.60

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Solution

The fourth proportional to 189,583,286.40, 284,374,929.60 and 167,664,297.60 is: 251,496,446.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,583,286.40 : 284,374,929.60 = 167,664,297.60 : x
  2. Step 2: Convert to fraction form
    189,583,286.40/284,374,929.60 = 167,664,297.60/x
  3. Step 3: Cross multiply
    189,583,286.40x = 284,374,929.60 × 167,664,297.60
  4. Step 4: Simplify right side
    189,583,286.40x = 47,679,522,826,433,448
  5. Step 5: Solve for x
    x = 47,679,522,826,433,448/189,583,286.40
  6. Step 6: Final answer
    x = 251,496,446.40

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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.