Home / 84,692,311.36-127,044,539.13-35,458,620.65

Finding the Fourth Proportional to 84,692,311.36, 127,044,539.13 and 35,458,620.65

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Solution

The fourth proportional to 84,692,311.36, 127,044,539.13 and 35,458,620.65 is: 53,190,473.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,692,311.36 : 127,044,539.13 = 35,458,620.65 : x
  2. Step 2: Convert to fraction form
    84,692,311.36/127,044,539.13 = 35,458,620.65/x
  3. Step 3: Cross multiply
    84,692,311.36x = 127,044,539.13 × 35,458,620.65
  4. Step 4: Simplify right side
    84,692,311.36x = 4,504,824,118,638,915
  5. Step 5: Solve for x
    x = 4,504,824,118,638,915/84,692,311.36
  6. Step 6: Final answer
    x = 53,190,473.21

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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.