Home / 6,477,559,986.80-9,716,339,980.20-4,028,679,858.80

Finding the Fourth Proportional to 6,477,559,986.80, 9,716,339,980.20 and 4,028,679,858.80

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Solution

The fourth proportional to 6,477,559,986.80, 9,716,339,980.20 and 4,028,679,858.80 is: 6,043,019,788.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,477,559,986.80 : 9,716,339,980.20 = 4,028,679,858.80 : x
  2. Step 2: Convert to fraction form
    6,477,559,986.80/9,716,339,980.20 = 4,028,679,858.80/x
  3. Step 3: Cross multiply
    6,477,559,986.80x = 9,716,339,980.20 × 4,028,679,858.80
  4. Step 4: Simplify right side
    6,477,559,986.80x = 39,144,023,179,484,938,240
  5. Step 5: Solve for x
    x = 39,144,023,179,484,938,240/6,477,559,986.80
  6. Step 6: Final answer
    x = 6,043,019,788.20

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Half scale
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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.