Home / 163,550,595.30-225,700,523.20-89,212,775.84

Finding the Fourth Proportional to 163,550,595.30, 225,700,523.20 and 89,212,775.84

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Solution

The fourth proportional to 163,550,595.30, 225,700,523.20 and 89,212,775.84 is: 123,114,013.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,550,595.30 : 225,700,523.20 = 89,212,775.84 : x
  2. Step 2: Convert to fraction form
    163,550,595.30/225,700,523.20 = 89,212,775.84/x
  3. Step 3: Cross multiply
    163,550,595.30x = 225,700,523.20 × 89,212,775.84
  4. Step 4: Simplify right side
    163,550,595.30x = 20,135,370,183,809,900
  5. Step 5: Solve for x
    x = 20,135,370,183,809,900/163,550,595.30
  6. Step 6: Final answer
    x = 123,114,013.41

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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.