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Finding the Third Proportional to 671,874,640 and 1,043,186,010

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Solution

The third proportional to 671,874,640 and 1,043,186,010 is: 1,619,702,525.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,874,640 : 1,043,186,010 = 1,043,186,010 : x
  2. Step 2: Convert to fraction form
    671,874,640/1,043,186,010 = 1,043,186,010/x
  3. Step 3: Cross multiply
    671,874,640x = 1,043,186,010 × 1,043,186,010
  4. Step 4: Simplify right side
    671,874,640x = 1,088,237,051,459,720,064
  5. Step 5: Solve for x
    x = 1,088,237,051,459,720,064/671,874,640
  6. Step 6: Final answer
    x = 1,619,702,525.85

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.