Home / 19,315,665,562.90-28,973,498,344.35-13,704,404,430.10

Finding the Fourth Proportional to 19,315,665,562.90, 28,973,498,344.35 and 13,704,404,430.10

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Solution

The fourth proportional to 19,315,665,562.90, 28,973,498,344.35 and 13,704,404,430.10 is: 20,556,606,645.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,315,665,562.90 : 28,973,498,344.35 = 13,704,404,430.10 : x
  2. Step 2: Convert to fraction form
    19,315,665,562.90/28,973,498,344.35 = 13,704,404,430.10/x
  3. Step 3: Cross multiply
    19,315,665,562.90x = 28,973,498,344.35 × 13,704,404,430.10
  4. Step 4: Simplify right side
    19,315,665,562.90x = 397,064,539,065,805,176,832
  5. Step 5: Solve for x
    x = 397,064,539,065,805,176,832/19,315,665,562.90
  6. Step 6: Final answer
    x = 20,556,606,645.15

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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.