Home / 1,986,591,120,243.40-2,979,886,676,997-477,358,284,673

Finding the Fourth Proportional to 1,986,591,120,243.40, 2,979,886,676,997 and 477,358,284,673

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Solution

The fourth proportional to 1,986,591,120,243.40, 2,979,886,676,997 and 477,358,284,673 is: 716,037,426,200.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,986,591,120,243.40 : 2,979,886,676,997 = 477,358,284,673 : x
  2. Step 2: Convert to fraction form
    1,986,591,120,243.40/2,979,886,676,997 = 477,358,284,673/x
  3. Step 3: Cross multiply
    1,986,591,120,243.40x = 2,979,886,676,997 × 477,358,284,673
  4. Step 4: Simplify right side
    1,986,591,120,243.40x = 1,422,473,592,651,213,954,875,392
  5. Step 5: Solve for x
    x = 1,422,473,592,651,213,954,875,392/1,986,591,120,243.40
  6. Step 6: Final answer
    x = 716,037,426,200.18

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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.