Home / 784,477,605.60-1,082,498,982.96-483,015,045.60

Finding the Fourth Proportional to 784,477,605.60, 1,082,498,982.96 and 483,015,045.60

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Solution

The fourth proportional to 784,477,605.60, 1,082,498,982.96 and 483,015,045.60 is: 666,511,436.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,477,605.60 : 1,082,498,982.96 = 483,015,045.60 : x
  2. Step 2: Convert to fraction form
    784,477,605.60/1,082,498,982.96 = 483,015,045.60/x
  3. Step 3: Cross multiply
    784,477,605.60x = 1,082,498,982.96 × 483,015,045.60
  4. Step 4: Simplify right side
    784,477,605.60x = 522,863,295,616,378,048
  5. Step 5: Solve for x
    x = 522,863,295,616,378,048/784,477,605.60
  6. Step 6: Final answer
    x = 666,511,436.25

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.