Home / 213,495,055.33-294,620,998.12-119,408,977.66

Finding the Fourth Proportional to 213,495,055.33, 294,620,998.12 and 119,408,977.66

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Solution

The fourth proportional to 213,495,055.33, 294,620,998.12 and 119,408,977.66 is: 164,783,170.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,495,055.33 : 294,620,998.12 = 119,408,977.66 : x
  2. Step 2: Convert to fraction form
    213,495,055.33/294,620,998.12 = 119,408,977.66/x
  3. Step 3: Cross multiply
    213,495,055.33x = 294,620,998.12 × 119,408,977.66
  4. Step 4: Simplify right side
    213,495,055.33x = 35,180,392,182,677,980
  5. Step 5: Solve for x
    x = 35,180,392,182,677,980/213,495,055.33
  6. Step 6: Final answer
    x = 164,783,170.87

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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.