Home / 229,209,438.40-343,058,330.40-161,184,990.40

Finding the Fourth Proportional to 229,209,438.40, 343,058,330.40 and 161,184,990.40

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Solution

The fourth proportional to 229,209,438.40, 343,058,330.40 and 161,184,990.40 is: 241,245,971.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,209,438.40 : 343,058,330.40 = 161,184,990.40 : x
  2. Step 2: Convert to fraction form
    229,209,438.40/343,058,330.40 = 161,184,990.40/x
  3. Step 3: Cross multiply
    229,209,438.40x = 343,058,330.40 × 161,184,990.40
  4. Step 4: Simplify right side
    229,209,438.40x = 55,295,853,692,164,024
  5. Step 5: Solve for x
    x = 55,295,853,692,164,024/229,209,438.40
  6. Step 6: Final answer
    x = 241,245,971.71

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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.