Home / 13,823,377,785.31-20,736,003,070.63-4,858,477,128.36

Finding the Fourth Proportional to 13,823,377,785.31, 20,736,003,070.63 and 4,858,477,128.36

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Solution

The fourth proportional to 13,823,377,785.31, 20,736,003,070.63 and 4,858,477,128.36 is: 7,288,044,804.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,823,377,785.31 : 20,736,003,070.63 = 4,858,477,128.36 : x
  2. Step 2: Convert to fraction form
    13,823,377,785.31/20,736,003,070.63 = 4,858,477,128.36/x
  3. Step 3: Cross multiply
    13,823,377,785.31x = 20,736,003,070.63 × 4,858,477,128.36
  4. Step 4: Simplify right side
    13,823,377,785.31x = 100,745,396,652,271,042,560
  5. Step 5: Solve for x
    x = 100,745,396,652,271,042,560/13,823,377,785.31
  6. Step 6: Final answer
    x = 7,288,044,804.74

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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.