Home / 190,914,260.38-286,571,771.10-169,193,602.41

Finding the Fourth Proportional to 190,914,260.38, 286,571,771.10 and 169,193,602.41

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Solution

The fourth proportional to 190,914,260.38, 286,571,771.10 and 169,193,602.41 is: 253,967,986.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,914,260.38 : 286,571,771.10 = 169,193,602.41 : x
  2. Step 2: Convert to fraction form
    190,914,260.38/286,571,771.10 = 169,193,602.41/x
  3. Step 3: Cross multiply
    190,914,260.38x = 286,571,771.10 × 169,193,602.41
  4. Step 4: Simplify right side
    190,914,260.38x = 48,486,110,300,348,288
  5. Step 5: Solve for x
    x = 48,486,110,300,348,288/190,914,260.38
  6. Step 6: Final answer
    x = 253,967,986.49

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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.