Home / 1,840,993,390.77-2,540,570,782.08-994,220,631.70

Finding the Fourth Proportional to 1,840,993,390.77, 2,540,570,782.08 and 994,220,631.70

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Solution

The fourth proportional to 1,840,993,390.77, 2,540,570,782.08 and 994,220,631.70 is: 1,372,024,419.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840,993,390.77 : 2,540,570,782.08 = 994,220,631.70 : x
  2. Step 2: Convert to fraction form
    1,840,993,390.77/2,540,570,782.08 = 994,220,631.70/x
  3. Step 3: Cross multiply
    1,840,993,390.77x = 2,540,570,782.08 × 994,220,631.70
  4. Step 4: Simplify right side
    1,840,993,390.77x = 2,525,887,887,838,140,928
  5. Step 5: Solve for x
    x = 2,525,887,887,838,140,928/1,840,993,390.77
  6. Step 6: Final answer
    x = 1,372,024,419.26

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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.