Home / 163,928,222.70-245,892,334.05-82,298,885.10

Finding the Fourth Proportional to 163,928,222.70, 245,892,334.05 and 82,298,885.10

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Solution

The fourth proportional to 163,928,222.70, 245,892,334.05 and 82,298,885.10 is: 123,448,327.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,928,222.70 : 245,892,334.05 = 82,298,885.10 : x
  2. Step 2: Convert to fraction form
    163,928,222.70/245,892,334.05 = 82,298,885.10/x
  3. Step 3: Cross multiply
    163,928,222.70x = 245,892,334.05 × 82,298,885.10
  4. Step 4: Simplify right side
    163,928,222.70x = 20,236,664,946,951,768
  5. Step 5: Solve for x
    x = 20,236,664,946,951,768/163,928,222.70
  6. Step 6: Final answer
    x = 123,448,327.65

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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.