Home / 1,385,219,867.16-2,077,843,252.77-1,108,182,847.75

Finding the Fourth Proportional to 1,385,219,867.16, 2,077,843,252.77 and 1,108,182,847.75

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Solution

The fourth proportional to 1,385,219,867.16, 2,077,843,252.77 and 1,108,182,847.75 is: 1,662,285,033.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,219,867.16 : 2,077,843,252.77 = 1,108,182,847.75 : x
  2. Step 2: Convert to fraction form
    1,385,219,867.16/2,077,843,252.77 = 1,108,182,847.75/x
  3. Step 3: Cross multiply
    1,385,219,867.16x = 2,077,843,252.77 × 1,108,182,847.75
  4. Step 4: Simplify right side
    1,385,219,867.16x = 2,302,630,253,027,586,816
  5. Step 5: Solve for x
    x = 2,302,630,253,027,586,816/1,385,219,867.16
  6. Step 6: Final answer
    x = 1,662,285,033.31

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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.