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Finding the Third Proportional to 54,730,020 and 118,986,370

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Solution

The third proportional to 54,730,020 and 118,986,370 is: 258,683,556.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,730,020 : 118,986,370 = 118,986,370 : x
  2. Step 2: Convert to fraction form
    54,730,020/118,986,370 = 118,986,370/x
  3. Step 3: Cross multiply
    54,730,020x = 118,986,370 × 118,986,370
  4. Step 4: Simplify right side
    54,730,020x = 14,157,756,245,776,900
  5. Step 5: Solve for x
    x = 14,157,756,245,776,900/54,730,020
  6. Step 6: Final answer
    x = 258,683,556.95

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.