Home / 2,133,505,145.60-3,200,434,665.60-679,441,529.60

Finding the Fourth Proportional to 2,133,505,145.60, 3,200,434,665.60 and 679,441,529.60

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Solution

The fourth proportional to 2,133,505,145.60, 3,200,434,665.60 and 679,441,529.60 is: 1,019,218,645.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133,505,145.60 : 3,200,434,665.60 = 679,441,529.60 : x
  2. Step 2: Convert to fraction form
    2,133,505,145.60/3,200,434,665.60 = 679,441,529.60/x
  3. Step 3: Cross multiply
    2,133,505,145.60x = 3,200,434,665.60 × 679,441,529.60
  4. Step 4: Simplify right side
    2,133,505,145.60x = 2,174,508,224,580,128,512
  5. Step 5: Solve for x
    x = 2,174,508,224,580,128,512/2,133,505,145.60
  6. Step 6: Final answer
    x = 1,019,218,645.46

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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.