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Finding the Third Proportional to 58,916,212,440 and 129,238,907,089

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Solution

The third proportional to 58,916,212,440 and 129,238,907,089 is: 283,499,132,307.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,916,212,440 : 129,238,907,089 = 129,238,907,089 : x
  2. Step 2: Convert to fraction form
    58,916,212,440/129,238,907,089 = 129,238,907,089/x
  3. Step 3: Cross multiply
    58,916,212,440x = 129,238,907,089 × 129,238,907,089
  4. Step 4: Simplify right side
    58,916,212,440x = 16,702,695,105,559,175,102,464
  5. Step 5: Solve for x
    x = 16,702,695,105,559,175,102,464/58,916,212,440
  6. Step 6: Final answer
    x = 283,499,132,307.07

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.