Home / 98,126,857.40-147,190,286.10-33,503,631.80

Finding the Fourth Proportional to 98,126,857.40, 147,190,286.10 and 33,503,631.80

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Solution

The fourth proportional to 98,126,857.40, 147,190,286.10 and 33,503,631.80 is: 50,255,447.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,126,857.40 : 147,190,286.10 = 33,503,631.80 : x
  2. Step 2: Convert to fraction form
    98,126,857.40/147,190,286.10 = 33,503,631.80/x
  3. Step 3: Cross multiply
    98,126,857.40x = 147,190,286.10 × 33,503,631.80
  4. Step 4: Simplify right side
    98,126,857.40x = 4,931,409,150,031,058
  5. Step 5: Solve for x
    x = 4,931,409,150,031,058/98,126,857.40
  6. Step 6: Final answer
    x = 50,255,447.70

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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.