Home / 213,569,873.37-294,737,868.72-119,478,407.40

Finding the Fourth Proportional to 213,569,873.37, 294,737,868.72 and 119,478,407.40

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Solution

The fourth proportional to 213,569,873.37, 294,737,868.72 and 119,478,407.40 is: 164,886,604.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,569,873.37 : 294,737,868.72 = 119,478,407.40 : x
  2. Step 2: Convert to fraction form
    213,569,873.37/294,737,868.72 = 119,478,407.40/x
  3. Step 3: Cross multiply
    213,569,873.37x = 294,737,868.72 × 119,478,407.40
  4. Step 4: Simplify right side
    213,569,873.37x = 35,214,811,155,135,880
  5. Step 5: Solve for x
    x = 35,214,811,155,135,880/213,569,873.37
  6. Step 6: Final answer
    x = 164,886,604.09

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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.