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Finding the Third Proportional to 74,102,561,286 and 114,500,742,921

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Solution

The third proportional to 74,102,561,286 and 114,500,742,921 is: 176,922,631,309.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,102,561,286 : 114,500,742,921 = 114,500,742,921 : x
  2. Step 2: Convert to fraction form
    74,102,561,286/114,500,742,921 = 114,500,742,921/x
  3. Step 3: Cross multiply
    74,102,561,286x = 114,500,742,921 × 114,500,742,921
  4. Step 4: Simplify right side
    74,102,561,286x = 13,110,420,129,460,932,050,944
  5. Step 5: Solve for x
    x = 13,110,420,129,460,932,050,944/74,102,561,286
  6. Step 6: Final answer
    x = 176,922,631,309.07

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.