Home / 2,158,698,601.87-2,979,005,067.26-1,168,624,018.87

Finding the Fourth Proportional to 2,158,698,601.87, 2,979,005,067.26 and 1,168,624,018.87

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Solution

The fourth proportional to 2,158,698,601.87, 2,979,005,067.26 and 1,168,624,018.87 is: 1,612,701,685.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,698,601.87 : 2,979,005,067.26 = 1,168,624,018.87 : x
  2. Step 2: Convert to fraction form
    2,158,698,601.87/2,979,005,067.26 = 1,168,624,018.87/x
  3. Step 3: Cross multiply
    2,158,698,601.87x = 2,979,005,067.26 × 1,168,624,018.87
  4. Step 4: Simplify right side
    2,158,698,601.87x = 3,481,336,873,935,475,712
  5. Step 5: Solve for x
    x = 3,481,336,873,935,475,712/2,158,698,601.87
  6. Step 6: Final answer
    x = 1,612,701,685.60

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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.