Home / 147,628,972.20-221,443,458.30-39,923,596.20

Finding the Fourth Proportional to 147,628,972.20, 221,443,458.30 and 39,923,596.20

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Solution

The fourth proportional to 147,628,972.20, 221,443,458.30 and 39,923,596.20 is: 59,885,394.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,628,972.20 : 221,443,458.30 = 39,923,596.20 : x
  2. Step 2: Convert to fraction form
    147,628,972.20/221,443,458.30 = 39,923,596.20/x
  3. Step 3: Cross multiply
    147,628,972.20x = 221,443,458.30 × 39,923,596.20
  4. Step 4: Simplify right side
    147,628,972.20x = 8,840,819,210,300,740
  5. Step 5: Solve for x
    x = 8,840,819,210,300,740/147,628,972.20
  6. Step 6: Final answer
    x = 59,885,394.30

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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.