Home / 19,890,734,522.15-27,449,325,132.48-11,317,160,954.01

Finding the Fourth Proportional to 19,890,734,522.15, 27,449,325,132.48 and 11,317,160,954.01

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Solution

The fourth proportional to 19,890,734,522.15, 27,449,325,132.48 and 11,317,160,954.01 is: 15,617,745,551.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,890,734,522.15 : 27,449,325,132.48 = 11,317,160,954.01 : x
  2. Step 2: Convert to fraction form
    19,890,734,522.15/27,449,325,132.48 = 11,317,160,954.01/x
  3. Step 3: Cross multiply
    19,890,734,522.15x = 27,449,325,132.48 × 11,317,160,954.01
  4. Step 4: Simplify right side
    19,890,734,522.15x = 310,648,430,603,171,397,632
  5. Step 5: Solve for x
    x = 310,648,430,603,171,397,632/19,890,734,522.15
  6. Step 6: Final answer
    x = 15,617,745,551.69

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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.