Home / 158,143,412.40-218,236,226.58-88,529,365.32

Finding the Fourth Proportional to 158,143,412.40, 218,236,226.58 and 88,529,365.32

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Solution

The fourth proportional to 158,143,412.40, 218,236,226.58 and 88,529,365.32 is: 122,169,582.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,143,412.40 : 218,236,226.58 = 88,529,365.32 : x
  2. Step 2: Convert to fraction form
    158,143,412.40/218,236,226.58 = 88,529,365.32/x
  3. Step 3: Cross multiply
    158,143,412.40x = 218,236,226.58 × 88,529,365.32
  4. Step 4: Simplify right side
    158,143,412.40x = 19,320,314,628,959,112
  5. Step 5: Solve for x
    x = 19,320,314,628,959,112/158,143,412.40
  6. Step 6: Final answer
    x = 122,169,582.25

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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.