Home / 1,761,185,660.40-2,641,778,490.60-451,085,180.40

Finding the Fourth Proportional to 1,761,185,660.40, 2,641,778,490.60 and 451,085,180.40

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Solution

The fourth proportional to 1,761,185,660.40, 2,641,778,490.60 and 451,085,180.40 is: 676,627,770.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,185,660.40 : 2,641,778,490.60 = 451,085,180.40 : x
  2. Step 2: Convert to fraction form
    1,761,185,660.40/2,641,778,490.60 = 451,085,180.40/x
  3. Step 3: Cross multiply
    1,761,185,660.40x = 2,641,778,490.60 × 451,085,180.40
  4. Step 4: Simplify right side
    1,761,185,660.40x = 1,191,667,127,009,140,480
  5. Step 5: Solve for x
    x = 1,191,667,127,009,140,480/1,761,185,660.40
  6. Step 6: Final answer
    x = 676,627,770.60

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Similar ratio
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1.5x scale

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.