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Finding the Third Proportional to 122,912,962.50 and 268,344,507

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Solution

The third proportional to 122,912,962.50 and 268,344,507 is: 585,851,752.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,912,962.50 : 268,344,507 = 268,344,507 : x
  2. Step 2: Convert to fraction form
    122,912,962.50/268,344,507 = 268,344,507/x
  3. Step 3: Cross multiply
    122,912,962.50x = 268,344,507 × 268,344,507
  4. Step 4: Simplify right side
    122,912,962.50x = 72,008,774,437,073,048
  5. Step 5: Solve for x
    x = 72,008,774,437,073,048/122,912,962.50
  6. Step 6: Final answer
    x = 585,851,752.11

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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.