Home / 61,163,999.40-91,745,999.10-33,954,220.20

Finding the Fourth Proportional to 61,163,999.40, 91,745,999.10 and 33,954,220.20

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Solution

The fourth proportional to 61,163,999.40, 91,745,999.10 and 33,954,220.20 is: 50,931,330.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,163,999.40 : 91,745,999.10 = 33,954,220.20 : x
  2. Step 2: Convert to fraction form
    61,163,999.40/91,745,999.10 = 33,954,220.20/x
  3. Step 3: Cross multiply
    61,163,999.40x = 91,745,999.10 × 33,954,220.20
  4. Step 4: Simplify right side
    61,163,999.40x = 3,115,163,855,910,402
  5. Step 5: Solve for x
    x = 3,115,163,855,910,402/61,163,999.40
  6. Step 6: Final answer
    x = 50,931,330.30

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Double scale
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Similar ratio
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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.