Home / 1,113,729,412.35-1,669,555,556.75-376,283,591.73

Finding the Fourth Proportional to 1,113,729,412.35, 1,669,555,556.75 and 376,283,591.73

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Solution

The fourth proportional to 1,113,729,412.35, 1,669,555,556.75 and 376,283,591.73 is: 564,074,500.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,729,412.35 : 1,669,555,556.75 = 376,283,591.73 : x
  2. Step 2: Convert to fraction form
    1,113,729,412.35/1,669,555,556.75 = 376,283,591.73/x
  3. Step 3: Cross multiply
    1,113,729,412.35x = 1,669,555,556.75 × 376,283,591.73
  4. Step 4: Simplify right side
    1,113,729,412.35x = 628,226,361,486,669,824
  5. Step 5: Solve for x
    x = 628,226,361,486,669,824/1,113,729,412.35
  6. Step 6: Final answer
    x = 564,074,500.07

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Double scale
Find fourth proportional to 1,113,729,413.35, 1,669,555,558.25 and 376,283,592.73
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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.