Home / 248,197,226.21-371,811,507.42-193,353,013.46

Finding the Fourth Proportional to 248,197,226.21, 371,811,507.42 and 193,353,013.46

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Solution

The fourth proportional to 248,197,226.21, 371,811,507.42 and 193,353,013.46 is: 289,652,211.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,197,226.21 : 371,811,507.42 = 193,353,013.46 : x
  2. Step 2: Convert to fraction form
    248,197,226.21/371,811,507.42 = 193,353,013.46/x
  3. Step 3: Cross multiply
    248,197,226.21x = 371,811,507.42 × 193,353,013.46
  4. Step 4: Simplify right side
    248,197,226.21x = 71,890,875,396,903,104
  5. Step 5: Solve for x
    x = 71,890,875,396,903,104/248,197,226.21
  6. Step 6: Final answer
    x = 289,652,211.25

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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.