Home / 108,969,364.88-150,378,767.40-60,078,546.32

Finding the Fourth Proportional to 108,969,364.88, 150,378,767.40 and 60,078,546.32

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Solution

The fourth proportional to 108,969,364.88, 150,378,767.40 and 60,078,546.32 is: 82,908,969.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,969,364.88 : 150,378,767.40 = 60,078,546.32 : x
  2. Step 2: Convert to fraction form
    108,969,364.88/150,378,767.40 = 60,078,546.32/x
  3. Step 3: Cross multiply
    108,969,364.88x = 150,378,767.40 × 60,078,546.32
  4. Step 4: Simplify right side
    108,969,364.88x = 9,034,537,742,785,406
  5. Step 5: Solve for x
    x = 9,034,537,742,785,406/108,969,364.88
  6. Step 6: Final answer
    x = 82,908,969.44

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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.