Home / 20,300,843,577.52-30,451,142,544.36-11,043,424,792.72

Finding the Fourth Proportional to 20,300,843,577.52, 30,451,142,544.36 and 11,043,424,792.72

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Solution

The fourth proportional to 20,300,843,577.52, 30,451,142,544.36 and 11,043,424,792.72 is: 16,565,070,375.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,300,843,577.52 : 30,451,142,544.36 = 11,043,424,792.72 : x
  2. Step 2: Convert to fraction form
    20,300,843,577.52/30,451,142,544.36 = 11,043,424,792.72/x
  3. Step 3: Cross multiply
    20,300,843,577.52x = 30,451,142,544.36 × 11,043,424,792.72
  4. Step 4: Simplify right side
    20,300,843,577.52x = 336,284,902,541,035,962,368
  5. Step 5: Solve for x
    x = 336,284,902,541,035,962,368/20,300,843,577.52
  6. Step 6: Final answer
    x = 16,565,070,375.37

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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.