Home / 108,658,883,999.80-162,891,391,161.30-42,394,568,591.80

Finding the Fourth Proportional to 108,658,883,999.80, 162,891,391,161.30 and 42,394,568,591.80

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Solution

The fourth proportional to 108,658,883,999.80, 162,891,391,161.30 and 42,394,568,591.80 is: 63,554,032,596.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,658,883,999.80 : 162,891,391,161.30 = 42,394,568,591.80 : x
  2. Step 2: Convert to fraction form
    108,658,883,999.80/162,891,391,161.30 = 42,394,568,591.80/x
  3. Step 3: Cross multiply
    108,658,883,999.80x = 162,891,391,161.30 × 42,394,568,591.80
  4. Step 4: Simplify right side
    108,658,883,999.80x = 6,905,710,255,601,457,561,600
  5. Step 5: Solve for x
    x = 6,905,710,255,601,457,561,600/108,658,883,999.80
  6. Step 6: Final answer
    x = 63,554,032,596.31

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1.5x scale

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.