Home / 119,619,852.49-179,429,778.74-28,743,441.49

Finding the Fourth Proportional to 119,619,852.49, 179,429,778.74 and 28,743,441.49

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Solution

The fourth proportional to 119,619,852.49, 179,429,778.74 and 28,743,441.49 is: 43,115,162.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,619,852.49 : 179,429,778.74 = 28,743,441.49 : x
  2. Step 2: Convert to fraction form
    119,619,852.49/179,429,778.74 = 28,743,441.49/x
  3. Step 3: Cross multiply
    119,619,852.49x = 179,429,778.74 × 28,743,441.49
  4. Step 4: Simplify right side
    119,619,852.49x = 5,157,429,346,776,836
  5. Step 5: Solve for x
    x = 5,157,429,346,776,836/119,619,852.49
  6. Step 6: Final answer
    x = 43,115,162.24

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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.