Home / 156,140,387.75-347,191,537.75

Finding the Third Proportional to 156,140,387.75 and 347,191,537.75

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Solution

The third proportional to 156,140,387.75 and 347,191,537.75 is: 772,010,148.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,140,387.75 : 347,191,537.75 = 347,191,537.75 : x
  2. Step 2: Convert to fraction form
    156,140,387.75/347,191,537.75 = 347,191,537.75/x
  3. Step 3: Cross multiply
    156,140,387.75x = 347,191,537.75 × 347,191,537.75
  4. Step 4: Simplify right side
    156,140,387.75x = 120,541,963,885,209,680
  5. Step 5: Solve for x
    x = 120,541,963,885,209,680/156,140,387.75
  6. Step 6: Final answer
    x = 772,010,148.19

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.