Home / 1,147,441,179.20-1,583,422,055.19-677,694,574.40

Finding the Fourth Proportional to 1,147,441,179.20, 1,583,422,055.19 and 677,694,574.40

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Solution

The fourth proportional to 1,147,441,179.20, 1,583,422,055.19 and 677,694,574.40 is: 935,190,888.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,441,179.20 : 1,583,422,055.19 = 677,694,574.40 : x
  2. Step 2: Convert to fraction form
    1,147,441,179.20/1,583,422,055.19 = 677,694,574.40/x
  3. Step 3: Cross multiply
    1,147,441,179.20x = 1,583,422,055.19 × 677,694,574.40
  4. Step 4: Simplify right side
    1,147,441,179.20x = 1,073,076,535,779,643,264
  5. Step 5: Solve for x
    x = 1,073,076,535,779,643,264/1,147,441,179.20
  6. Step 6: Final answer
    x = 935,190,888.42

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Half scale
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Double scale
Find fourth proportional to 1,147,441,180.20, 1,583,422,056.57 and 677,694,575.40
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.