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Finding the Third Proportional to 90,860,029 and 198,371,875

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Solution

The third proportional to 90,860,029 and 198,371,875 is: 433,099,144.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,860,029 : 198,371,875 = 198,371,875 : x
  2. Step 2: Convert to fraction form
    90,860,029/198,371,875 = 198,371,875/x
  3. Step 3: Cross multiply
    90,860,029x = 198,371,875 × 198,371,875
  4. Step 4: Simplify right side
    90,860,029x = 39,351,400,791,015,624
  5. Step 5: Solve for x
    x = 39,351,400,791,015,624/90,860,029
  6. Step 6: Final answer
    x = 433,099,144.08

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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.