Home / 3,485,376,461.60-5,228,064,692.40-3,219,325,287.20

Finding the Fourth Proportional to 3,485,376,461.60, 5,228,064,692.40 and 3,219,325,287.20

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Solution

The fourth proportional to 3,485,376,461.60, 5,228,064,692.40 and 3,219,325,287.20 is: 4,828,987,930.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485,376,461.60 : 5,228,064,692.40 = 3,219,325,287.20 : x
  2. Step 2: Convert to fraction form
    3,485,376,461.60/5,228,064,692.40 = 3,219,325,287.20/x
  3. Step 3: Cross multiply
    3,485,376,461.60x = 5,228,064,692.40 × 3,219,325,287.20
  4. Step 4: Simplify right side
    3,485,376,461.60x = 16,830,840,867,360,806,912
  5. Step 5: Solve for x
    x = 16,830,840,867,360,806,912/3,485,376,461.60
  6. Step 6: Final answer
    x = 4,828,987,930.80

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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.