Home / 3,742,517,536.79-5,164,715,015.44-2,071,794,578.63

Finding the Fourth Proportional to 3,742,517,536.79, 5,164,715,015.44 and 2,071,794,578.63

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Solution

The fourth proportional to 3,742,517,536.79, 5,164,715,015.44 and 2,071,794,578.63 is: 2,859,099,112.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742,517,536.79 : 5,164,715,015.44 = 2,071,794,578.63 : x
  2. Step 2: Convert to fraction form
    3,742,517,536.79/5,164,715,015.44 = 2,071,794,578.63/x
  3. Step 3: Cross multiply
    3,742,517,536.79x = 5,164,715,015.44 × 2,071,794,578.63
  4. Step 4: Simplify right side
    3,742,517,536.79x = 10,700,228,569,126,545,408
  5. Step 5: Solve for x
    x = 10,700,228,569,126,545,408/3,742,517,536.79
  6. Step 6: Final answer
    x = 2,859,099,112.82

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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.