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Finding the Third Proportional to 100,698,887 and 155,496,690

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Solution

The third proportional to 100,698,887 and 155,496,690 is: 240,114,079.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,698,887 : 155,496,690 = 155,496,690 : x
  2. Step 2: Convert to fraction form
    100,698,887/155,496,690 = 155,496,690/x
  3. Step 3: Cross multiply
    100,698,887x = 155,496,690 × 155,496,690
  4. Step 4: Simplify right side
    100,698,887x = 24,179,220,600,956,100
  5. Step 5: Solve for x
    x = 24,179,220,600,956,100/100,698,887
  6. Step 6: Final answer
    x = 240,114,079.92

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.