Home / 127,182,058,293.43-190,829,423,801.77-66,661,952,961.10

Finding the Fourth Proportional to 127,182,058,293.43, 190,829,423,801.77 and 66,661,952,961.10

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Solution

The fourth proportional to 127,182,058,293.43, 190,829,423,801.77 and 66,661,952,961.10 is: 100,022,457,913.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,182,058,293.43 : 190,829,423,801.77 = 66,661,952,961.10 : x
  2. Step 2: Convert to fraction form
    127,182,058,293.43/190,829,423,801.77 = 66,661,952,961.10/x
  3. Step 3: Cross multiply
    127,182,058,293.43x = 190,829,423,801.77 × 66,661,952,961.10
  4. Step 4: Simplify right side
    127,182,058,293.43x = 12,721,062,073,067,408,195,584
  5. Step 5: Solve for x
    x = 12,721,062,073,067,408,195,584/127,182,058,293.43
  6. Step 6: Final answer
    x = 100,022,457,913.98

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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.