Home / 898,449,336.40-1,347,674,004.60-252,133,099.60

Finding the Fourth Proportional to 898,449,336.40, 1,347,674,004.60 and 252,133,099.60

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Solution

The fourth proportional to 898,449,336.40, 1,347,674,004.60 and 252,133,099.60 is: 378,199,649.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,449,336.40 : 1,347,674,004.60 = 252,133,099.60 : x
  2. Step 2: Convert to fraction form
    898,449,336.40/1,347,674,004.60 = 252,133,099.60/x
  3. Step 3: Cross multiply
    898,449,336.40x = 1,347,674,004.60 × 252,133,099.60
  4. Step 4: Simplify right side
    898,449,336.40x = 339,793,224,030,142,656
  5. Step 5: Solve for x
    x = 339,793,224,030,142,656/898,449,336.40
  6. Step 6: Final answer
    x = 378,199,649.40

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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.