Home / 70,526,215.76-97,322,901.72-39,166,255.76

Finding the Fourth Proportional to 70,526,215.76, 97,322,901.72 and 39,166,255.76

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Solution

The fourth proportional to 70,526,215.76, 97,322,901.72 and 39,166,255.76 is: 54,047,613.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,526,215.76 : 97,322,901.72 = 39,166,255.76 : x
  2. Step 2: Convert to fraction form
    70,526,215.76/97,322,901.72 = 39,166,255.76/x
  3. Step 3: Cross multiply
    70,526,215.76x = 97,322,901.72 × 39,166,255.76
  4. Step 4: Simplify right side
    70,526,215.76x = 3,811,773,660,070,863.50
  5. Step 5: Solve for x
    x = 3,811,773,660,070,863.50/70,526,215.76
  6. Step 6: Final answer
    x = 54,047,613.63

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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.