Home / 18,109,814,537.80-27,148,566,000.30-7,065,761,969.80

Finding the Fourth Proportional to 18,109,814,537.80, 27,148,566,000.30 and 7,065,761,969.80

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Solution

The fourth proportional to 18,109,814,537.80, 27,148,566,000.30 and 7,065,761,969.80 is: 10,592,339,572.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,109,814,537.80 : 27,148,566,000.30 = 7,065,761,969.80 : x
  2. Step 2: Convert to fraction form
    18,109,814,537.80/27,148,566,000.30 = 7,065,761,969.80/x
  3. Step 3: Cross multiply
    18,109,814,537.80x = 27,148,566,000.30 × 7,065,761,969.80
  4. Step 4: Simplify right side
    18,109,814,537.80x = 191,825,305,179,525,021,696
  5. Step 5: Solve for x
    x = 191,825,305,179,525,021,696/18,109,814,537.80
  6. Step 6: Final answer
    x = 10,592,339,572.51

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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.