Home / 70,449,406.45-97,220,885.15-39,508,911.43

Finding the Fourth Proportional to 70,449,406.45, 97,220,885.15 and 39,508,911.43

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Solution

The fourth proportional to 70,449,406.45, 97,220,885.15 and 39,508,911.43 is: 54,522,692.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,449,406.45 : 97,220,885.15 = 39,508,911.43 : x
  2. Step 2: Convert to fraction form
    70,449,406.45/97,220,885.15 = 39,508,911.43/x
  3. Step 3: Cross multiply
    70,449,406.45x = 97,220,885.15 × 39,508,911.43
  4. Step 4: Simplify right side
    70,449,406.45x = 3,841,091,340,537,552.50
  5. Step 5: Solve for x
    x = 3,841,091,340,537,552.50/70,449,406.45
  6. Step 6: Final answer
    x = 54,522,692.73

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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.