Home / 188,856,620.40-283,284,930.60-112,140,159.60

Finding the Fourth Proportional to 188,856,620.40, 283,284,930.60 and 112,140,159.60

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Solution

The fourth proportional to 188,856,620.40, 283,284,930.60 and 112,140,159.60 is: 168,210,239.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,856,620.40 : 283,284,930.60 = 112,140,159.60 : x
  2. Step 2: Convert to fraction form
    188,856,620.40/283,284,930.60 = 112,140,159.60/x
  3. Step 3: Cross multiply
    188,856,620.40x = 283,284,930.60 × 112,140,159.60
  4. Step 4: Simplify right side
    188,856,620.40x = 31,767,617,329,758,924
  5. Step 5: Solve for x
    x = 31,767,617,329,758,924/188,856,620.40
  6. Step 6: Final answer
    x = 168,210,239.40

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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.