Home / 13,436,937,076.80-20,155,405,615.20-7,632,184,180.80

Finding the Fourth Proportional to 13,436,937,076.80, 20,155,405,615.20 and 7,632,184,180.80

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Solution

The fourth proportional to 13,436,937,076.80, 20,155,405,615.20 and 7,632,184,180.80 is: 11,448,276,271.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,436,937,076.80 : 20,155,405,615.20 = 7,632,184,180.80 : x
  2. Step 2: Convert to fraction form
    13,436,937,076.80/20,155,405,615.20 = 7,632,184,180.80/x
  3. Step 3: Cross multiply
    13,436,937,076.80x = 20,155,405,615.20 × 7,632,184,180.80
  4. Step 4: Simplify right side
    13,436,937,076.80x = 153,829,767,893,936,930,816
  5. Step 5: Solve for x
    x = 153,829,767,893,936,930,816/13,436,937,076.80
  6. Step 6: Final answer
    x = 11,448,276,271.20

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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.