Home / 2,161,844,250.20-2,983,349,461.40-1,171,770,337.88

Finding the Fourth Proportional to 2,161,844,250.20, 2,983,349,461.40 and 1,171,770,337.88

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Solution

The fourth proportional to 2,161,844,250.20, 2,983,349,461.40 and 1,171,770,337.88 is: 1,617,045,449.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,161,844,250.20 : 2,983,349,461.40 = 1,171,770,337.88 : x
  2. Step 2: Convert to fraction form
    2,161,844,250.20/2,983,349,461.40 = 1,171,770,337.88/x
  3. Step 3: Cross multiply
    2,161,844,250.20x = 2,983,349,461.40 × 1,171,770,337.88
  4. Step 4: Simplify right side
    2,161,844,250.20x = 3,495,800,406,398,794,240
  5. Step 5: Solve for x
    x = 3,495,800,406,398,794,240/2,161,844,250.20
  6. Step 6: Final answer
    x = 1,617,045,449.08

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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.