Home / 152,242,716.68-210,095,151.74-82,628,097.56

Finding the Fourth Proportional to 152,242,716.68, 210,095,151.74 and 82,628,097.56

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Solution

The fourth proportional to 152,242,716.68, 210,095,151.74 and 82,628,097.56 is: 114,026,884.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,242,716.68 : 210,095,151.74 = 82,628,097.56 : x
  2. Step 2: Convert to fraction form
    152,242,716.68/210,095,151.74 = 82,628,097.56/x
  3. Step 3: Cross multiply
    152,242,716.68x = 210,095,151.74 × 82,628,097.56
  4. Step 4: Simplify right side
    152,242,716.68x = 17,359,762,693,392,110
  5. Step 5: Solve for x
    x = 17,359,762,693,392,110/152,242,716.68
  6. Step 6: Final answer
    x = 114,026,884.65

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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.