Home / 132,857,752.40-199,286,628.60-105,983,896.40

Finding the Fourth Proportional to 132,857,752.40, 199,286,628.60 and 105,983,896.40

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Solution

The fourth proportional to 132,857,752.40, 199,286,628.60 and 105,983,896.40 is: 158,975,844.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,857,752.40 : 199,286,628.60 = 105,983,896.40 : x
  2. Step 2: Convert to fraction form
    132,857,752.40/199,286,628.60 = 105,983,896.40/x
  3. Step 3: Cross multiply
    132,857,752.40x = 199,286,628.60 × 105,983,896.40
  4. Step 4: Simplify right side
    132,857,752.40x = 21,121,173,399,447,676
  5. Step 5: Solve for x
    x = 21,121,173,399,447,676/132,857,752.40
  6. Step 6: Final answer
    x = 158,975,844.60

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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.