Home / 137,498,967.64-190,248,221.10-119,894,576.68

Finding the Fourth Proportional to 137,498,967.64, 190,248,221.10 and 119,894,576.68

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Solution

The fourth proportional to 137,498,967.64, 190,248,221.10 and 119,894,576.68 is: 165,890,190.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,498,967.64 : 190,248,221.10 = 119,894,576.68 : x
  2. Step 2: Convert to fraction form
    137,498,967.64/190,248,221.10 = 119,894,576.68/x
  3. Step 3: Cross multiply
    137,498,967.64x = 190,248,221.10 × 119,894,576.68
  4. Step 4: Simplify right side
    137,498,967.64x = 22,809,729,932,907,544
  5. Step 5: Solve for x
    x = 22,809,729,932,907,544/137,498,967.64
  6. Step 6: Final answer
    x = 165,890,190.48

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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.