Home / 108,917,999.80-163,376,999.70-57,773,692.60

Finding the Fourth Proportional to 108,917,999.80, 163,376,999.70 and 57,773,692.60

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Solution

The fourth proportional to 108,917,999.80, 163,376,999.70 and 57,773,692.60 is: 86,660,538.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,917,999.80 : 163,376,999.70 = 57,773,692.60 : x
  2. Step 2: Convert to fraction form
    108,917,999.80/163,376,999.70 = 57,773,692.60/x
  3. Step 3: Cross multiply
    108,917,999.80x = 163,376,999.70 × 57,773,692.60
  4. Step 4: Simplify right side
    108,917,999.80x = 9,438,892,558,578,092
  5. Step 5: Solve for x
    x = 9,438,892,558,578,092/108,917,999.80
  6. Step 6: Final answer
    x = 86,660,538.90

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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.