Home / 1,086,430,405.64-1,499,310,134.21-610,204,568.22

Finding the Fourth Proportional to 1,086,430,405.64, 1,499,310,134.21 and 610,204,568.22

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Solution

The fourth proportional to 1,086,430,405.64, 1,499,310,134.21 and 610,204,568.22 is: 842,102,621.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,430,405.64 : 1,499,310,134.21 = 610,204,568.22 : x
  2. Step 2: Convert to fraction form
    1,086,430,405.64/1,499,310,134.21 = 610,204,568.22/x
  3. Step 3: Cross multiply
    1,086,430,405.64x = 1,499,310,134.21 × 610,204,568.22
  4. Step 4: Simplify right side
    1,086,430,405.64x = 914,885,893,070,432,256
  5. Step 5: Solve for x
    x = 914,885,893,070,432,256/1,086,430,405.64
  6. Step 6: Final answer
    x = 842,102,621.88

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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.