Home / 1,030,933,786.76-1,422,735,474.23-607,565,316.32

Finding the Fourth Proportional to 1,030,933,786.76, 1,422,735,474.23 and 607,565,316.32

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Solution

The fourth proportional to 1,030,933,786.76, 1,422,735,474.23 and 607,565,316.32 is: 838,467,745.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,933,786.76 : 1,422,735,474.23 = 607,565,316.32 : x
  2. Step 2: Convert to fraction form
    1,030,933,786.76/1,422,735,474.23 = 607,565,316.32/x
  3. Step 3: Cross multiply
    1,030,933,786.76x = 1,422,735,474.23 × 607,565,316.32
  4. Step 4: Simplify right side
    1,030,933,786.76x = 864,404,728,430,083,712
  5. Step 5: Solve for x
    x = 864,404,728,430,083,712/1,030,933,786.76
  6. Step 6: Final answer
    x = 838,467,745.98

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Half scale
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Double scale
Find fourth proportional to 1,030,933,787.76, 1,422,735,475.61 and 607,565,317.32
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1.5x scale

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.