Home / 2,213,236,820.20-3,319,855,230.30-577,461,422.20

Finding the Fourth Proportional to 2,213,236,820.20, 3,319,855,230.30 and 577,461,422.20

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Solution

The fourth proportional to 2,213,236,820.20, 3,319,855,230.30 and 577,461,422.20 is: 866,192,133.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213,236,820.20 : 3,319,855,230.30 = 577,461,422.20 : x
  2. Step 2: Convert to fraction form
    2,213,236,820.20/3,319,855,230.30 = 577,461,422.20/x
  3. Step 3: Cross multiply
    2,213,236,820.20x = 3,319,855,230.30 × 577,461,422.20
  4. Step 4: Simplify right side
    2,213,236,820.20x = 1,917,088,322,787,146,752
  5. Step 5: Solve for x
    x = 1,917,088,322,787,146,752/2,213,236,820.20
  6. Step 6: Final answer
    x = 866,192,133.30

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Half scale
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Double scale
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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.