Home / 199,980,826.58-299,698,875.73-112,584,029.78

Finding the Fourth Proportional to 199,980,826.58, 299,698,875.73 and 112,584,029.78

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Solution

The fourth proportional to 199,980,826.58, 299,698,875.73 and 112,584,029.78 is: 168,722,710.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,980,826.58 : 299,698,875.73 = 112,584,029.78 : x
  2. Step 2: Convert to fraction form
    199,980,826.58/299,698,875.73 = 112,584,029.78/x
  3. Step 3: Cross multiply
    199,980,826.58x = 299,698,875.73 × 112,584,029.78
  4. Step 4: Simplify right side
    199,980,826.58x = 33,741,307,150,218,840
  5. Step 5: Solve for x
    x = 33,741,307,150,218,840/199,980,826.58
  6. Step 6: Final answer
    x = 168,722,710.71

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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.