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Finding the Third Proportional to 8,898,657,451 and 12,118,452,553

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Solution

The third proportional to 8,898,657,451 and 12,118,452,553 is: 16,503,263,901.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,898,657,451 : 12,118,452,553 = 12,118,452,553 : x
  2. Step 2: Convert to fraction form
    8,898,657,451/12,118,452,553 = 12,118,452,553/x
  3. Step 3: Cross multiply
    8,898,657,451x = 12,118,452,553 × 12,118,452,553
  4. Step 4: Simplify right side
    8,898,657,451x = 146,856,892,279,312,220,160
  5. Step 5: Solve for x
    x = 146,856,892,279,312,220,160/8,898,657,451
  6. Step 6: Final answer
    x = 16,503,263,901.10

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.