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Finding the Third Proportional to 99,918,380 and 149,877,556

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Solution

The third proportional to 99,918,380 and 149,877,556 is: 224,816,313.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,918,380 : 149,877,556 = 149,877,556 : x
  2. Step 2: Convert to fraction form
    99,918,380/149,877,556 = 149,877,556/x
  3. Step 3: Cross multiply
    99,918,380x = 149,877,556 × 149,877,556
  4. Step 4: Simplify right side
    99,918,380x = 22,463,281,792,533,136
  5. Step 5: Solve for x
    x = 22,463,281,792,533,136/99,918,380
  6. Step 6: Final answer
    x = 224,816,313.00

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.