Home / 1,449,955,101.60-2,171,349,471.60-962,642,512.80

Finding the Fourth Proportional to 1,449,955,101.60, 2,171,349,471.60 and 962,642,512.80

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Solution

The fourth proportional to 1,449,955,101.60, 2,171,349,471.60 and 962,642,512.80 is: 1,441,584,852.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,955,101.60 : 2,171,349,471.60 = 962,642,512.80 : x
  2. Step 2: Convert to fraction form
    1,449,955,101.60/2,171,349,471.60 = 962,642,512.80/x
  3. Step 3: Cross multiply
    1,449,955,101.60x = 2,171,349,471.60 × 962,642,512.80
  4. Step 4: Simplify right side
    1,449,955,101.60x = 2,090,233,311,507,975,936
  5. Step 5: Solve for x
    x = 2,090,233,311,507,975,936/1,449,955,101.60
  6. Step 6: Final answer
    x = 1,441,584,852.66

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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.