Home / 1,066,660,913,429.10-1,471,993,518,197.20-578,919,858,651.64

Finding the Fourth Proportional to 1,066,660,913,429.10, 1,471,993,518,197.20 and 578,919,858,651.64

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Solution

The fourth proportional to 1,066,660,913,429.10, 1,471,993,518,197.20 and 578,919,858,651.64 is: 798,910,196,072.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,660,913,429.10 : 1,471,993,518,197.20 = 578,919,858,651.64 : x
  2. Step 2: Convert to fraction form
    1,066,660,913,429.10/1,471,993,518,197.20 = 578,919,858,651.64/x
  3. Step 3: Cross multiply
    1,066,660,913,429.10x = 1,471,993,518,197.20 × 578,919,858,651.64
  4. Step 4: Simplify right side
    1,066,660,913,429.10x = 852,166,279,490,853,228,511,232
  5. Step 5: Solve for x
    x = 852,166,279,490,853,228,511,232/1,066,660,913,429.10
  6. Step 6: Final answer
    x = 798,910,196,072.82

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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.