Home / 143,327,338,729.60-214,991,008,094.40-43,953,194,012.80

Finding the Fourth Proportional to 143,327,338,729.60, 214,991,008,094.40 and 43,953,194,012.80

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Solution

The fourth proportional to 143,327,338,729.60, 214,991,008,094.40 and 43,953,194,012.80 is: 65,929,791,019.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,327,338,729.60 : 214,991,008,094.40 = 43,953,194,012.80 : x
  2. Step 2: Convert to fraction form
    143,327,338,729.60/214,991,008,094.40 = 43,953,194,012.80/x
  3. Step 3: Cross multiply
    143,327,338,729.60x = 214,991,008,094.40 × 43,953,194,012.80
  4. Step 4: Simplify right side
    143,327,338,729.60x = 9,449,541,489,780,617,904,128
  5. Step 5: Solve for x
    x = 9,449,541,489,780,617,904,128/143,327,338,729.60
  6. Step 6: Final answer
    x = 65,929,791,019.20

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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.