Home / 156,933,514,450.64-235,209,029,813-81,344,992,467.80

Finding the Fourth Proportional to 156,933,514,450.64, 235,209,029,813 and 81,344,992,467.80

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Solution

The fourth proportional to 156,933,514,450.64, 235,209,029,813 and 81,344,992,467.80 is: 121,918,360,303.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,933,514,450.64 : 235,209,029,813 = 81,344,992,467.80 : x
  2. Step 2: Convert to fraction form
    156,933,514,450.64/235,209,029,813 = 81,344,992,467.80/x
  3. Step 3: Cross multiply
    156,933,514,450.64x = 235,209,029,813 × 81,344,992,467.80
  4. Step 4: Simplify right side
    156,933,514,450.64x = 19,133,076,758,497,033,453,568
  5. Step 5: Solve for x
    x = 19,133,076,758,497,033,453,568/156,933,514,450.64
  6. Step 6: Final answer
    x = 121,918,360,303.56

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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.