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Finding the Third Proportional to 666,603,121.50 and 1,450,555,335

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Solution

The third proportional to 666,603,121.50 and 1,450,555,335 is: 3,156,467,037.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,603,121.50 : 1,450,555,335 = 1,450,555,335 : x
  2. Step 2: Convert to fraction form
    666,603,121.50/1,450,555,335 = 1,450,555,335/x
  3. Step 3: Cross multiply
    666,603,121.50x = 1,450,555,335 × 1,450,555,335
  4. Step 4: Simplify right side
    666,603,121.50x = 2,104,110,779,896,962,304
  5. Step 5: Solve for x
    x = 2,104,110,779,896,962,304/666,603,121.50
  6. Step 6: Final answer
    x = 3,156,467,037.18

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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.