Home / 2,932,237,999.80-4,398,356,999.70-862,169,016.60

Finding the Fourth Proportional to 2,932,237,999.80, 4,398,356,999.70 and 862,169,016.60

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Solution

The fourth proportional to 2,932,237,999.80, 4,398,356,999.70 and 862,169,016.60 is: 1,293,253,524.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932,237,999.80 : 4,398,356,999.70 = 862,169,016.60 : x
  2. Step 2: Convert to fraction form
    2,932,237,999.80/4,398,356,999.70 = 862,169,016.60/x
  3. Step 3: Cross multiply
    2,932,237,999.80x = 4,398,356,999.70 × 862,169,016.60
  4. Step 4: Simplify right side
    2,932,237,999.80x = 3,792,127,129,087,075,328
  5. Step 5: Solve for x
    x = 3,792,127,129,087,075,328/2,932,237,999.80
  6. Step 6: Final answer
    x = 1,293,253,524.90

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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.