Home / 109,675,628.30-163,532,913.36-106,662,357.83

Finding the Fourth Proportional to 109,675,628.30, 163,532,913.36 and 106,662,357.83

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Solution

The fourth proportional to 109,675,628.30, 163,532,913.36 and 106,662,357.83 is: 159,039,947.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,675,628.30 : 163,532,913.36 = 106,662,357.83 : x
  2. Step 2: Convert to fraction form
    109,675,628.30/163,532,913.36 = 106,662,357.83/x
  3. Step 3: Cross multiply
    109,675,628.30x = 163,532,913.36 × 106,662,357.83
  4. Step 4: Simplify right side
    109,675,628.30x = 17,442,806,121,795,554
  5. Step 5: Solve for x
    x = 17,442,806,121,795,554/109,675,628.30
  6. Step 6: Final answer
    x = 159,039,947.09

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.