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Finding the Third Proportional to 127,773,863 and 277,935,024

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Solution

The third proportional to 127,773,863 and 277,935,024 is: 604,567,129.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,773,863 : 277,935,024 = 277,935,024 : x
  2. Step 2: Convert to fraction form
    127,773,863/277,935,024 = 277,935,024/x
  3. Step 3: Cross multiply
    127,773,863x = 277,935,024 × 277,935,024
  4. Step 4: Simplify right side
    127,773,863x = 77,247,877,565,880,576
  5. Step 5: Solve for x
    x = 77,247,877,565,880,576/127,773,863
  6. Step 6: Final answer
    x = 604,567,129.40

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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.