Home / 1,215,036,245,418.10-1,676,595,906,282.40-666,183,120,760.92

Finding the Fourth Proportional to 1,215,036,245,418.10, 1,676,595,906,282.40 and 666,183,120,760.92

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Solution

The fourth proportional to 1,215,036,245,418.10, 1,676,595,906,282.40 and 666,183,120,760.92 is: 919,248,209,519.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,036,245,418.10 : 1,676,595,906,282.40 = 666,183,120,760.92 : x
  2. Step 2: Convert to fraction form
    1,215,036,245,418.10/1,676,595,906,282.40 = 666,183,120,760.92/x
  3. Step 3: Cross multiply
    1,215,036,245,418.10x = 1,676,595,906,282.40 × 666,183,120,760.92
  4. Step 4: Simplify right side
    1,215,036,245,418.10x = 1,116,919,893,102,192,138,125,312
  5. Step 5: Solve for x
    x = 1,116,919,893,102,192,138,125,312/1,215,036,245,418.10
  6. Step 6: Final answer
    x = 919,248,209,519.75

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Double scale
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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.