Home / 534,294,902.40-799,741,742.40-381,239,894.40

Finding the Fourth Proportional to 534,294,902.40, 799,741,742.40 and 381,239,894.40

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Solution

The fourth proportional to 534,294,902.40, 799,741,742.40 and 381,239,894.40 is: 570,646,390.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,294,902.40 : 799,741,742.40 = 381,239,894.40 : x
  2. Step 2: Convert to fraction form
    534,294,902.40/799,741,742.40 = 381,239,894.40/x
  3. Step 3: Cross multiply
    534,294,902.40x = 799,741,742.40 × 381,239,894.40
  4. Step 4: Simplify right side
    534,294,902.40x = 304,893,457,419,848,000
  5. Step 5: Solve for x
    x = 304,893,457,419,848,000/534,294,902.40
  6. Step 6: Final answer
    x = 570,646,390.32

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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.