Home / 185,617,348.77-278,382,829.20-69,087,584.61

Finding the Fourth Proportional to 185,617,348.77, 278,382,829.20 and 69,087,584.61

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Solution

The fourth proportional to 185,617,348.77, 278,382,829.20 and 69,087,584.61 is: 103,615,299.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,617,348.77 : 278,382,829.20 = 69,087,584.61 : x
  2. Step 2: Convert to fraction form
    185,617,348.77/278,382,829.20 = 69,087,584.61/x
  3. Step 3: Cross multiply
    185,617,348.77x = 278,382,829.20 × 69,087,584.61
  4. Step 4: Simplify right side
    185,617,348.77x = 19,232,797,266,326,176
  5. Step 5: Solve for x
    x = 19,232,797,266,326,176/185,617,348.77
  6. Step 6: Final answer
    x = 103,615,299.94

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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.