Home / 5,179,098,309.60-7,768,647,464.40-1,907,122,360.80

Finding the Fourth Proportional to 5,179,098,309.60, 7,768,647,464.40 and 1,907,122,360.80

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Solution

The fourth proportional to 5,179,098,309.60, 7,768,647,464.40 and 1,907,122,360.80 is: 2,860,683,541.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,179,098,309.60 : 7,768,647,464.40 = 1,907,122,360.80 : x
  2. Step 2: Convert to fraction form
    5,179,098,309.60/7,768,647,464.40 = 1,907,122,360.80/x
  3. Step 3: Cross multiply
    5,179,098,309.60x = 7,768,647,464.40 × 1,907,122,360.80
  4. Step 4: Simplify right side
    5,179,098,309.60x = 14,815,761,292,529,461,248
  5. Step 5: Solve for x
    x = 14,815,761,292,529,461,248/5,179,098,309.60
  6. Step 6: Final answer
    x = 2,860,683,541.20

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Double scale
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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.