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Finding the Third Proportional to 57,980,747 and 124,261,258

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Solution

The third proportional to 57,980,747 and 124,261,258 is: 266,310,129.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,980,747 : 124,261,258 = 124,261,258 : x
  2. Step 2: Convert to fraction form
    57,980,747/124,261,258 = 124,261,258/x
  3. Step 3: Cross multiply
    57,980,747x = 124,261,258 × 124,261,258
  4. Step 4: Simplify right side
    57,980,747x = 15,440,860,239,742,564
  5. Step 5: Solve for x
    x = 15,440,860,239,742,564/57,980,747
  6. Step 6: Final answer
    x = 266,310,129.46

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.