Home / 165,574,485.56-228,482,494.78-91,230,885.76

Finding the Fourth Proportional to 165,574,485.56, 228,482,494.78 and 91,230,885.76

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Solution

The fourth proportional to 165,574,485.56, 228,482,494.78 and 91,230,885.76 is: 125,892,949.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,574,485.56 : 228,482,494.78 = 91,230,885.76 : x
  2. Step 2: Convert to fraction form
    165,574,485.56/228,482,494.78 = 91,230,885.76/x
  3. Step 3: Cross multiply
    165,574,485.56x = 228,482,494.78 × 91,230,885.76
  4. Step 4: Simplify right side
    165,574,485.56x = 20,844,660,378,976,808
  5. Step 5: Solve for x
    x = 20,844,660,378,976,808/165,574,485.56
  6. Step 6: Final answer
    x = 125,892,949.68

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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.