Home / 179,094,013.20-268,193,122.20-143,262,205.20

Finding the Fourth Proportional to 179,094,013.20, 268,193,122.20 and 143,262,205.20

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Solution

The fourth proportional to 179,094,013.20, 268,193,122.20 and 143,262,205.20 is: 214,535,022.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,094,013.20 : 268,193,122.20 = 143,262,205.20 : x
  2. Step 2: Convert to fraction form
    179,094,013.20/268,193,122.20 = 143,262,205.20/x
  3. Step 3: Cross multiply
    179,094,013.20x = 268,193,122.20 × 143,262,205.20
  4. Step 4: Simplify right side
    179,094,013.20x = 38,421,938,105,845,072
  5. Step 5: Solve for x
    x = 38,421,938,105,845,072/179,094,013.20
  6. Step 6: Final answer
    x = 214,535,022.25

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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.