Home / 102,530,514.60-141,486,632.82-56,111,790.60

Finding the Fourth Proportional to 102,530,514.60, 141,486,632.82 and 56,111,790.60

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Solution

The fourth proportional to 102,530,514.60, 141,486,632.82 and 56,111,790.60 is: 77,431,273.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,530,514.60 : 141,486,632.82 = 56,111,790.60 : x
  2. Step 2: Convert to fraction form
    102,530,514.60/141,486,632.82 = 56,111,790.60/x
  3. Step 3: Cross multiply
    102,530,514.60x = 141,486,632.82 × 56,111,790.60
  4. Step 4: Simplify right side
    102,530,514.60x = 7,939,068,313,494,927
  5. Step 5: Solve for x
    x = 7,939,068,313,494,927/102,530,514.60
  6. Step 6: Final answer
    x = 77,431,273.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.