Home / 112,687,914.60-169,143,846.30-55,245,047.40

Finding the Fourth Proportional to 112,687,914.60, 169,143,846.30 and 55,245,047.40

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Solution

The fourth proportional to 112,687,914.60, 169,143,846.30 and 55,245,047.40 is: 82,922,466.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,687,914.60 : 169,143,846.30 = 55,245,047.40 : x
  2. Step 2: Convert to fraction form
    112,687,914.60/169,143,846.30 = 55,245,047.40/x
  3. Step 3: Cross multiply
    112,687,914.60x = 169,143,846.30 × 55,245,047.40
  4. Step 4: Simplify right side
    112,687,914.60x = 9,344,359,806,261,816
  5. Step 5: Solve for x
    x = 9,344,359,806,261,816/112,687,914.60
  6. Step 6: Final answer
    x = 82,922,466.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.