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Finding the Third Proportional to 5,287,070,606.63 and 7,998,716,163

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Solution

The third proportional to 5,287,070,606.63 and 7,998,716,163 is: 12,101,117,048.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,287,070,606.63 : 7,998,716,163 = 7,998,716,163 : x
  2. Step 2: Convert to fraction form
    5,287,070,606.63/7,998,716,163 = 7,998,716,163/x
  3. Step 3: Cross multiply
    5,287,070,606.63x = 7,998,716,163 × 7,998,716,163
  4. Step 4: Simplify right side
    5,287,070,606.63x = 63,979,460,256,237,445,120
  5. Step 5: Solve for x
    x = 63,979,460,256,237,445,120/5,287,070,606.63
  6. Step 6: Final answer
    x = 12,101,117,048.84

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.