Home / 108,769,490.77-163,045,145.30-50,518,077.31

Finding the Fourth Proportional to 108,769,490.77, 163,045,145.30 and 50,518,077.31

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Solution

The fourth proportional to 108,769,490.77, 163,045,145.30 and 50,518,077.31 is: 75,726,448.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,769,490.77 : 163,045,145.30 = 50,518,077.31 : x
  2. Step 2: Convert to fraction form
    108,769,490.77/163,045,145.30 = 50,518,077.31/x
  3. Step 3: Cross multiply
    108,769,490.77x = 163,045,145.30 × 50,518,077.31
  4. Step 4: Simplify right side
    108,769,490.77x = 8,236,727,255,285,584
  5. Step 5: Solve for x
    x = 8,236,727,255,285,584/108,769,490.77
  6. Step 6: Final answer
    x = 75,726,448.63

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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.