Home / 190,179,384.96-262,448,599.04-103,259,256.96

Finding the Fourth Proportional to 190,179,384.96, 262,448,599.04 and 103,259,256.96

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Solution

The fourth proportional to 190,179,384.96, 262,448,599.04 and 103,259,256.96 is: 142,498,343.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,179,384.96 : 262,448,599.04 = 103,259,256.96 : x
  2. Step 2: Convert to fraction form
    190,179,384.96/262,448,599.04 = 103,259,256.96/x
  3. Step 3: Cross multiply
    190,179,384.96x = 262,448,599.04 × 103,259,256.96
  4. Step 4: Simplify right side
    190,179,384.96x = 27,100,247,327,063,368
  5. Step 5: Solve for x
    x = 27,100,247,327,063,368/190,179,384.96
  6. Step 6: Final answer
    x = 142,498,343.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.