Home / 1,030,933,784.88-1,422,735,471.63-607,565,314.44

Finding the Fourth Proportional to 1,030,933,784.88, 1,422,735,471.63 and 607,565,314.44

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Solution

The fourth proportional to 1,030,933,784.88, 1,422,735,471.63 and 607,565,314.44 is: 838,467,743.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,933,784.88 : 1,422,735,471.63 = 607,565,314.44 : x
  2. Step 2: Convert to fraction form
    1,030,933,784.88/1,422,735,471.63 = 607,565,314.44/x
  3. Step 3: Cross multiply
    1,030,933,784.88x = 1,422,735,471.63 × 607,565,314.44
  4. Step 4: Simplify right side
    1,030,933,784.88x = 864,404,724,185,822,848
  5. Step 5: Solve for x
    x = 864,404,724,185,822,848/1,030,933,784.88
  6. Step 6: Final answer
    x = 838,467,743.38

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Half scale
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Double scale
Find fourth proportional to 1,030,933,785.88, 1,422,735,473.01 and 607,565,315.44
Similar ratio
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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.