Home / 862,379,646,503.60-1,190,004,047,267.60-476,995,697,813.30

Finding the Fourth Proportional to 862,379,646,503.60, 1,190,004,047,267.60 and 476,995,697,813.30

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Solution

The fourth proportional to 862,379,646,503.60, 1,190,004,047,267.60 and 476,995,697,813.30 is: 658,209,888,450.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,379,646,503.60 : 1,190,004,047,267.60 = 476,995,697,813.30 : x
  2. Step 2: Convert to fraction form
    862,379,646,503.60/1,190,004,047,267.60 = 476,995,697,813.30/x
  3. Step 3: Cross multiply
    862,379,646,503.60x = 1,190,004,047,267.60 × 476,995,697,813.30
  4. Step 4: Simplify right side
    862,379,646,503.60x = 567,626,810,927,060,118,142,976
  5. Step 5: Solve for x
    x = 567,626,810,927,060,118,142,976/862,379,646,503.60
  6. Step 6: Final answer
    x = 658,209,888,450.44

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Double scale
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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.