Home / 15,224,304,069.23-21,007,835,675.62-8,450,408,155.37

Finding the Fourth Proportional to 15,224,304,069.23, 21,007,835,675.62 and 8,450,408,155.37

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Solution

The fourth proportional to 15,224,304,069.23, 21,007,835,675.62 and 8,450,408,155.37 is: 11,660,617,464.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,224,304,069.23 : 21,007,835,675.62 = 8,450,408,155.37 : x
  2. Step 2: Convert to fraction form
    15,224,304,069.23/21,007,835,675.62 = 8,450,408,155.37/x
  3. Step 3: Cross multiply
    15,224,304,069.23x = 21,007,835,675.62 × 8,450,408,155.37
  4. Step 4: Simplify right side
    15,224,304,069.23x = 177,524,785,919,810,142,208
  5. Step 5: Solve for x
    x = 177,524,785,919,810,142,208/15,224,304,069.23
  6. Step 6: Final answer
    x = 11,660,617,464.85

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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.