Home / 122,448,567.24-168,979,013.34-67,444,423.74

Finding the Fourth Proportional to 122,448,567.24, 168,979,013.34 and 67,444,423.74

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Solution

The fourth proportional to 122,448,567.24, 168,979,013.34 and 67,444,423.74 is: 93,073,299.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,448,567.24 : 168,979,013.34 = 67,444,423.74 : x
  2. Step 2: Convert to fraction form
    122,448,567.24/168,979,013.34 = 67,444,423.74/x
  3. Step 3: Cross multiply
    122,448,567.24x = 168,979,013.34 × 67,444,423.74
  4. Step 4: Simplify right side
    122,448,567.24x = 11,396,692,178,870,072
  5. Step 5: Solve for x
    x = 11,396,692,178,870,072/122,448,567.24
  6. Step 6: Final answer
    x = 93,073,299.56

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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.