Home / 61,381,401,861.84-84,705,440,452.20-34,285,061,749.20

Finding the Fourth Proportional to 61,381,401,861.84, 84,705,440,452.20 and 34,285,061,749.20

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Solution

The fourth proportional to 61,381,401,861.84, 84,705,440,452.20 and 34,285,061,749.20 is: 47,312,885,797.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,381,401,861.84 : 84,705,440,452.20 = 34,285,061,749.20 : x
  2. Step 2: Convert to fraction form
    61,381,401,861.84/84,705,440,452.20 = 34,285,061,749.20/x
  3. Step 3: Cross multiply
    61,381,401,861.84x = 84,705,440,452.20 × 34,285,061,749.20
  4. Step 4: Simplify right side
    61,381,401,861.84x = 2,904,131,256,396,860,620,800
  5. Step 5: Solve for x
    x = 2,904,131,256,396,860,620,800/61,381,401,861.84
  6. Step 6: Final answer
    x = 47,312,885,797.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.