Home / 117,475,712.56-162,106,992.94-67,919,280.35

Finding the Fourth Proportional to 117,475,712.56, 162,106,992.94 and 67,919,280.35

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Solution

The fourth proportional to 117,475,712.56, 162,106,992.94 and 67,919,280.35 is: 93,723,119.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,475,712.56 : 162,106,992.94 = 67,919,280.35 : x
  2. Step 2: Convert to fraction form
    117,475,712.56/162,106,992.94 = 67,919,280.35/x
  3. Step 3: Cross multiply
    117,475,712.56x = 162,106,992.94 × 67,919,280.35
  4. Step 4: Simplify right side
    117,475,712.56x = 11,010,190,299,847,734
  5. Step 5: Solve for x
    x = 11,010,190,299,847,734/117,475,712.56
  6. Step 6: Final answer
    x = 93,723,119.96

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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.