Home / 86,793,079.80-130,142,315.70-26,200,932.60

Finding the Fourth Proportional to 86,793,079.80, 130,142,315.70 and 26,200,932.60

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Solution

The fourth proportional to 86,793,079.80, 130,142,315.70 and 26,200,932.60 is: 39,287,118.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,793,079.80 : 130,142,315.70 = 26,200,932.60 : x
  2. Step 2: Convert to fraction form
    86,793,079.80/130,142,315.70 = 26,200,932.60/x
  3. Step 3: Cross multiply
    86,793,079.80x = 130,142,315.70 × 26,200,932.60
  4. Step 4: Simplify right side
    86,793,079.80x = 3,409,850,042,063,622
  5. Step 5: Solve for x
    x = 3,409,850,042,063,622/86,793,079.80
  6. Step 6: Final answer
    x = 39,287,118.86

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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.