Home / 221,434,202.30-332,151,303.45-75,819,368.30

Finding the Fourth Proportional to 221,434,202.30, 332,151,303.45 and 75,819,368.30

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Solution

The fourth proportional to 221,434,202.30, 332,151,303.45 and 75,819,368.30 is: 113,729,052.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,434,202.30 : 332,151,303.45 = 75,819,368.30 : x
  2. Step 2: Convert to fraction form
    221,434,202.30/332,151,303.45 = 75,819,368.30/x
  3. Step 3: Cross multiply
    221,434,202.30x = 332,151,303.45 × 75,819,368.30
  4. Step 4: Simplify right side
    221,434,202.30x = 25,183,502,007,600,608
  5. Step 5: Solve for x
    x = 25,183,502,007,600,608/221,434,202.30
  6. Step 6: Final answer
    x = 113,729,052.45

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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.