Home / 98,784,383.63-136,322,449.40-55,324,319.63

Finding the Fourth Proportional to 98,784,383.63, 136,322,449.40 and 55,324,319.63

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Solution

The fourth proportional to 98,784,383.63, 136,322,449.40 and 55,324,319.63 is: 76,347,561.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,784,383.63 : 136,322,449.40 = 55,324,319.63 : x
  2. Step 2: Convert to fraction form
    98,784,383.63/136,322,449.40 = 55,324,319.63/x
  3. Step 3: Cross multiply
    98,784,383.63x = 136,322,449.40 × 55,324,319.63
  4. Step 4: Simplify right side
    98,784,383.63x = 7,541,946,762,806,800
  5. Step 5: Solve for x
    x = 7,541,946,762,806,800/98,784,383.63
  6. Step 6: Final answer
    x = 76,347,561.08

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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.