Home / 654,926,101.80-982,389,152.70-629,098,069.20

Finding the Fourth Proportional to 654,926,101.80, 982,389,152.70 and 629,098,069.20

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Solution

The fourth proportional to 654,926,101.80, 982,389,152.70 and 629,098,069.20 is: 943,647,103.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,926,101.80 : 982,389,152.70 = 629,098,069.20 : x
  2. Step 2: Convert to fraction form
    654,926,101.80/982,389,152.70 = 629,098,069.20/x
  3. Step 3: Cross multiply
    654,926,101.80x = 982,389,152.70 × 629,098,069.20
  4. Step 4: Simplify right side
    654,926,101.80x = 618,019,119,166,594,048
  5. Step 5: Solve for x
    x = 618,019,119,166,594,048/654,926,101.80
  6. Step 6: Final answer
    x = 943,647,103.80

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Double scale
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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.