Home / 227,019,605.40-313,287,052.58-122,597,667.50

Finding the Fourth Proportional to 227,019,605.40, 313,287,052.58 and 122,597,667.50

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Solution

The fourth proportional to 227,019,605.40, 313,287,052.58 and 122,597,667.50 is: 169,184,779.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,019,605.40 : 313,287,052.58 = 122,597,667.50 : x
  2. Step 2: Convert to fraction form
    227,019,605.40/313,287,052.58 = 122,597,667.50/x
  3. Step 3: Cross multiply
    227,019,605.40x = 313,287,052.58 × 122,597,667.50
  4. Step 4: Simplify right side
    227,019,605.40x = 38,408,261,902,538,176
  5. Step 5: Solve for x
    x = 38,408,261,902,538,176/227,019,605.40
  6. Step 6: Final answer
    x = 169,184,779.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.