Home / 155,184,953.63-258,631,172.44

Finding the Third Proportional to 155,184,953.63 and 258,631,172.44

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Solution

The third proportional to 155,184,953.63 and 258,631,172.44 is: 431,034,593.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,184,953.63 : 258,631,172.44 = 258,631,172.44 : x
  2. Step 2: Convert to fraction form
    155,184,953.63/258,631,172.44 = 258,631,172.44/x
  3. Step 3: Cross multiply
    155,184,953.63x = 258,631,172.44 × 258,631,172.44
  4. Step 4: Simplify right side
    155,184,953.63x = 66,890,083,356,395,856
  5. Step 5: Solve for x
    x = 66,890,083,356,395,856/155,184,953.63
  6. Step 6: Final answer
    x = 431,034,593.20

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.