Home / 1,624,101,378.48-2,241,201,912.66-919,238,226.39

Finding the Fourth Proportional to 1,624,101,378.48, 2,241,201,912.66 and 919,238,226.39

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Solution

The fourth proportional to 1,624,101,378.48, 2,241,201,912.66 and 919,238,226.39 is: 1,268,515,930.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624,101,378.48 : 2,241,201,912.66 = 919,238,226.39 : x
  2. Step 2: Convert to fraction form
    1,624,101,378.48/2,241,201,912.66 = 919,238,226.39/x
  3. Step 3: Cross multiply
    1,624,101,378.48x = 2,241,201,912.66 × 919,238,226.39
  4. Step 4: Simplify right side
    1,624,101,378.48x = 2,060,198,471,175,453,952
  5. Step 5: Solve for x
    x = 2,060,198,471,175,453,952/1,624,101,378.48
  6. Step 6: Final answer
    x = 1,268,515,930.39

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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.