Home / 179,880,852.87-248,237,288.34-105,542,678.19

Finding the Fourth Proportional to 179,880,852.87, 248,237,288.34 and 105,542,678.19

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Solution

The fourth proportional to 179,880,852.87, 248,237,288.34 and 105,542,678.19 is: 145,649,900.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,880,852.87 : 248,237,288.34 = 105,542,678.19 : x
  2. Step 2: Convert to fraction form
    179,880,852.87/248,237,288.34 = 105,542,678.19/x
  3. Step 3: Cross multiply
    179,880,852.87x = 248,237,288.34 × 105,542,678.19
  4. Step 4: Simplify right side
    179,880,852.87x = 26,199,628,238,026,860
  5. Step 5: Solve for x
    x = 26,199,628,238,026,860/179,880,852.87
  6. Step 6: Final answer
    x = 145,649,900.03

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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.