Home / 162,146,216.66-223,761,994.76-87,806,905.37

Finding the Fourth Proportional to 162,146,216.66, 223,761,994.76 and 87,806,905.37

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Solution

The fourth proportional to 162,146,216.66, 223,761,994.76 and 87,806,905.37 is: 121,173,646.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,146,216.66 : 223,761,994.76 = 87,806,905.37 : x
  2. Step 2: Convert to fraction form
    162,146,216.66/223,761,994.76 = 87,806,905.37/x
  3. Step 3: Cross multiply
    162,146,216.66x = 223,761,994.76 × 87,806,905.37
  4. Step 4: Simplify right side
    162,146,216.66x = 19,647,848,297,735,908
  5. Step 5: Solve for x
    x = 19,647,848,297,735,908/162,146,216.66
  6. Step 6: Final answer
    x = 121,173,646.25

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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.