Home / 293,058,052.40-439,587,078.60-120,446,015.60

Finding the Fourth Proportional to 293,058,052.40, 439,587,078.60 and 120,446,015.60

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Solution

The fourth proportional to 293,058,052.40, 439,587,078.60 and 120,446,015.60 is: 180,669,023.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,058,052.40 : 439,587,078.60 = 120,446,015.60 : x
  2. Step 2: Convert to fraction form
    293,058,052.40/439,587,078.60 = 120,446,015.60/x
  3. Step 3: Cross multiply
    293,058,052.40x = 439,587,078.60 × 120,446,015.60
  4. Step 4: Simplify right side
    293,058,052.40x = 52,946,512,126,614,024
  5. Step 5: Solve for x
    x = 52,946,512,126,614,024/293,058,052.40
  6. Step 6: Final answer
    x = 180,669,023.40

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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.