Home / 83,892,109.60-125,838,164.40-26,402,003.20

Finding the Fourth Proportional to 83,892,109.60, 125,838,164.40 and 26,402,003.20

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Solution

The fourth proportional to 83,892,109.60, 125,838,164.40 and 26,402,003.20 is: 39,603,004.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,892,109.60 : 125,838,164.40 = 26,402,003.20 : x
  2. Step 2: Convert to fraction form
    83,892,109.60/125,838,164.40 = 26,402,003.20/x
  3. Step 3: Cross multiply
    83,892,109.60x = 125,838,164.40 × 26,402,003.20
  4. Step 4: Simplify right side
    83,892,109.60x = 3,322,379,619,170,926
  5. Step 5: Solve for x
    x = 3,322,379,619,170,926/83,892,109.60
  6. Step 6: Final answer
    x = 39,603,004.80

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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.