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Finding the Third Proportional to 60,973,138 and 130,787,576

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Solution

The third proportional to 60,973,138 and 130,787,576 is: 280,539,768.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,973,138 : 130,787,576 = 130,787,576 : x
  2. Step 2: Convert to fraction form
    60,973,138/130,787,576 = 130,787,576/x
  3. Step 3: Cross multiply
    60,973,138x = 130,787,576 × 130,787,576
  4. Step 4: Simplify right side
    60,973,138x = 17,105,390,035,955,776
  5. Step 5: Solve for x
    x = 17,105,390,035,955,776/60,973,138
  6. Step 6: Final answer
    x = 280,539,768.77

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.