Home / 76,470,071.40-114,689,166.30-27,970,770.60

Finding the Fourth Proportional to 76,470,071.40, 114,689,166.30 and 27,970,770.60

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Solution

The fourth proportional to 76,470,071.40, 114,689,166.30 and 27,970,770.60 is: 41,950,325.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,470,071.40 : 114,689,166.30 = 27,970,770.60 : x
  2. Step 2: Convert to fraction form
    76,470,071.40/114,689,166.30 = 27,970,770.60/x
  3. Step 3: Cross multiply
    76,470,071.40x = 114,689,166.30 × 27,970,770.60
  4. Step 4: Simplify right side
    76,470,071.40x = 3,207,944,360,882,551
  5. Step 5: Solve for x
    x = 3,207,944,360,882,551/76,470,071.40
  6. Step 6: Final answer
    x = 41,950,325.17

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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.