Home / 77,998,982.40-116,926,824.24-26,868,846.96

Finding the Fourth Proportional to 77,998,982.40, 116,926,824.24 and 26,868,846.96

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Solution

The fourth proportional to 77,998,982.40, 116,926,824.24 and 26,868,846.96 is: 40,278,588.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,998,982.40 : 116,926,824.24 = 26,868,846.96 : x
  2. Step 2: Convert to fraction form
    77,998,982.40/116,926,824.24 = 26,868,846.96/x
  3. Step 3: Cross multiply
    77,998,982.40x = 116,926,824.24 × 26,868,846.96
  4. Step 4: Simplify right side
    77,998,982.40x = 3,141,688,946,023,378.50
  5. Step 5: Solve for x
    x = 3,141,688,946,023,378.50/77,998,982.40
  6. Step 6: Final answer
    x = 40,278,588.89

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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.