Home / 19,315,665,555.40-28,973,498,333.10-13,704,404,422.60

Finding the Fourth Proportional to 19,315,665,555.40, 28,973,498,333.10 and 13,704,404,422.60

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Solution

The fourth proportional to 19,315,665,555.40, 28,973,498,333.10 and 13,704,404,422.60 is: 20,556,606,633.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,315,665,555.40 : 28,973,498,333.10 = 13,704,404,422.60 : x
  2. Step 2: Convert to fraction form
    19,315,665,555.40/28,973,498,333.10 = 13,704,404,422.60/x
  3. Step 3: Cross multiply
    19,315,665,555.40x = 28,973,498,333.10 × 13,704,404,422.60
  4. Step 4: Simplify right side
    19,315,665,555.40x = 397,064,538,694,329,368,576
  5. Step 5: Solve for x
    x = 397,064,538,694,329,368,576/19,315,665,555.40
  6. Step 6: Final answer
    x = 20,556,606,633.90

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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.