Home / 18,699,866,160.57-28,077,788,856.58-16,186,589,240.27

Finding the Fourth Proportional to 18,699,866,160.57, 28,077,788,856.58 and 16,186,589,240.27

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Solution

The fourth proportional to 18,699,866,160.57, 28,077,788,856.58 and 16,186,589,240.27 is: 24,304,111,649.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,699,866,160.57 : 28,077,788,856.58 = 16,186,589,240.27 : x
  2. Step 2: Convert to fraction form
    18,699,866,160.57/28,077,788,856.58 = 16,186,589,240.27/x
  3. Step 3: Cross multiply
    18,699,866,160.57x = 28,077,788,856.58 × 16,186,589,240.27
  4. Step 4: Simplify right side
    18,699,866,160.57x = 454,483,634,996,409,794,560
  5. Step 5: Solve for x
    x = 454,483,634,996,409,794,560/18,699,866,160.57
  6. Step 6: Final answer
    x = 24,304,111,649.46

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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.