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Finding the Fourth Proportional to 1,135,009,791.45, 1,702,514,687.18 and 1,135,009,791.45

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Solution

The fourth proportional to 1,135,009,791.45, 1,702,514,687.18 and 1,135,009,791.45 is: 1,702,514,687.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,009,791.45 : 1,702,514,687.18 = 1,135,009,791.45 : x
  2. Step 2: Convert to fraction form
    1,135,009,791.45/1,702,514,687.18 = 1,135,009,791.45/x
  3. Step 3: Cross multiply
    1,135,009,791.45x = 1,702,514,687.18 × 1,135,009,791.45
  4. Step 4: Simplify right side
    1,135,009,791.45x = 1,932,370,840,031,058,688
  5. Step 5: Solve for x
    x = 1,932,370,840,031,058,688/1,135,009,791.45
  6. Step 6: Final answer
    x = 1,702,514,687.18

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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.