Home / 1,889,622,067.70-2,834,433,101.55-509,576,078.90

Finding the Fourth Proportional to 1,889,622,067.70, 2,834,433,101.55 and 509,576,078.90

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Solution

The fourth proportional to 1,889,622,067.70, 2,834,433,101.55 and 509,576,078.90 is: 764,364,118.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,622,067.70 : 2,834,433,101.55 = 509,576,078.90 : x
  2. Step 2: Convert to fraction form
    1,889,622,067.70/2,834,433,101.55 = 509,576,078.90/x
  3. Step 3: Cross multiply
    1,889,622,067.70x = 2,834,433,101.55 × 509,576,078.90
  4. Step 4: Simplify right side
    1,889,622,067.70x = 1,444,359,305,792,214,528
  5. Step 5: Solve for x
    x = 1,444,359,305,792,214,528/1,889,622,067.70
  6. Step 6: Final answer
    x = 764,364,118.35

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Double scale
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1.5x scale

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.