Home / 228,096,999.70-342,019,528.35-74,664,078.10

Finding the Fourth Proportional to 228,096,999.70, 342,019,528.35 and 74,664,078.10

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Solution

The fourth proportional to 228,096,999.70, 342,019,528.35 and 74,664,078.10 is: 111,954,882.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,096,999.70 : 342,019,528.35 = 74,664,078.10 : x
  2. Step 2: Convert to fraction form
    228,096,999.70/342,019,528.35 = 74,664,078.10/x
  3. Step 3: Cross multiply
    228,096,999.70x = 342,019,528.35 × 74,664,078.10
  4. Step 4: Simplify right side
    228,096,999.70x = 25,536,572,776,449,564
  5. Step 5: Solve for x
    x = 25,536,572,776,449,564/228,096,999.70
  6. Step 6: Final answer
    x = 111,954,882.40

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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.