Home / 178,362,091.13-391,799,288.25

Finding the Third Proportional to 178,362,091.13 and 391,799,288.25

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Solution

The third proportional to 178,362,091.13 and 391,799,288.25 is: 860,646,347.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,362,091.13 : 391,799,288.25 = 391,799,288.25 : x
  2. Step 2: Convert to fraction form
    178,362,091.13/391,799,288.25 = 391,799,288.25/x
  3. Step 3: Cross multiply
    178,362,091.13x = 391,799,288.25 × 391,799,288.25
  4. Step 4: Simplify right side
    178,362,091.13x = 153,506,682,273,206,592
  5. Step 5: Solve for x
    x = 153,506,682,273,206,592/178,362,091.13
  6. Step 6: Final answer
    x = 860,646,347.58

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.