Home / 293,671,617,239.64-405,266,851,279.24-163,457,677,371.22

Finding the Fourth Proportional to 293,671,617,239.64, 405,266,851,279.24 and 163,457,677,371.22

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Solution

The fourth proportional to 293,671,617,239.64, 405,266,851,279.24 and 163,457,677,371.22 is: 225,571,605,619.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,671,617,239.64 : 405,266,851,279.24 = 163,457,677,371.22 : x
  2. Step 2: Convert to fraction form
    293,671,617,239.64/405,266,851,279.24 = 163,457,677,371.22/x
  3. Step 3: Cross multiply
    293,671,617,239.64x = 405,266,851,279.24 × 163,457,677,371.22
  4. Step 4: Simplify right side
    293,671,617,239.64x = 66,243,978,225,652,204,568,576
  5. Step 5: Solve for x
    x = 66,243,978,225,652,204,568,576/293,671,617,239.64
  6. Step 6: Final answer
    x = 225,571,605,619.61

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1.5x scale

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.