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Finding the Third Proportional to 7,281,060,139,090 and 15,843,880,167,740

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Solution

The third proportional to 7,281,060,139,090 and 15,843,880,167,740 is: 34,476,921,488,671.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,281,060,139,090 : 15,843,880,167,740 = 15,843,880,167,740 : x
  2. Step 2: Convert to fraction form
    7,281,060,139,090/15,843,880,167,740 = 15,843,880,167,740/x
  3. Step 3: Cross multiply
    7,281,060,139,090x = 15,843,880,167,740 × 15,843,880,167,740
  4. Step 4: Simplify right side
    7,281,060,139,090x = 251,028,538,769,704,907,398,184,960
  5. Step 5: Solve for x
    x = 251,028,538,769,704,907,398,184,960/7,281,060,139,090
  6. Step 6: Final answer
    x = 34,476,921,488,671.96

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.