Home / 191,200,669,822.63-263,880,061,587.89-108,821,458,670.86

Finding the Fourth Proportional to 191,200,669,822.63, 263,880,061,587.89 and 108,821,458,670.86

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Solution

The fourth proportional to 191,200,669,822.63, 263,880,061,587.89 and 108,821,458,670.86 is: 150,186,781,473.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,200,669,822.63 : 263,880,061,587.89 = 108,821,458,670.86 : x
  2. Step 2: Convert to fraction form
    191,200,669,822.63/263,880,061,587.89 = 108,821,458,670.86/x
  3. Step 3: Cross multiply
    191,200,669,822.63x = 263,880,061,587.89 × 108,821,458,670.86
  4. Step 4: Simplify right side
    191,200,669,822.63x = 28,715,813,216,150,563,586,048
  5. Step 5: Solve for x
    x = 28,715,813,216,150,563,586,048/191,200,669,822.63
  6. Step 6: Final answer
    x = 150,186,781,473.04

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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.