Home / 220,749,760.35-304,641,571.46-126,681,116.67

Finding the Fourth Proportional to 220,749,760.35, 304,641,571.46 and 126,681,116.67

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Solution

The fourth proportional to 220,749,760.35, 304,641,571.46 and 126,681,116.67 is: 174,823,901.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,749,760.35 : 304,641,571.46 = 126,681,116.67 : x
  2. Step 2: Convert to fraction form
    220,749,760.35/304,641,571.46 = 126,681,116.67/x
  3. Step 3: Cross multiply
    220,749,760.35x = 304,641,571.46 × 126,681,116.67
  4. Step 4: Simplify right side
    220,749,760.35x = 38,592,334,456,022,992
  5. Step 5: Solve for x
    x = 38,592,334,456,022,992/220,749,760.35
  6. Step 6: Final answer
    x = 174,823,901.94

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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.