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Finding the Fourth Proportional to 333,395,999.70, 500,093,999.55 and 91,058,903.70

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Solution

The fourth proportional to 333,395,999.70, 500,093,999.55 and 91,058,903.70 is: 136,588,355.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,395,999.70 : 500,093,999.55 = 91,058,903.70 : x
  2. Step 2: Convert to fraction form
    333,395,999.70/500,093,999.55 = 91,058,903.70/x
  3. Step 3: Cross multiply
    333,395,999.70x = 500,093,999.55 × 91,058,903.70
  4. Step 4: Simplify right side
    333,395,999.70x = 45,538,011,345,971,296
  5. Step 5: Solve for x
    x = 45,538,011,345,971,296/333,395,999.70
  6. Step 6: Final answer
    x = 136,588,355.55

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1.5x scale

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.