Home / 119,122,703.87-178,135,497.89-113,311,392.89

Finding the Fourth Proportional to 119,122,703.87, 178,135,497.89 and 113,311,392.89

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Solution

The fourth proportional to 119,122,703.87, 178,135,497.89 and 113,311,392.89 is: 169,445,292.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,122,703.87 : 178,135,497.89 = 113,311,392.89 : x
  2. Step 2: Convert to fraction form
    119,122,703.87/178,135,497.89 = 113,311,392.89/x
  3. Step 3: Cross multiply
    119,122,703.87x = 178,135,497.89 × 113,311,392.89
  4. Step 4: Simplify right side
    119,122,703.87x = 20,184,781,388,503,000
  5. Step 5: Solve for x
    x = 20,184,781,388,503,000/119,122,703.87
  6. Step 6: Final answer
    x = 169,445,292.40

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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.