Home / 14,861,199,074.18-20,508,189,485.90-8,086,786,605.94

Finding the Fourth Proportional to 14,861,199,074.18, 20,508,189,485.90 and 8,086,786,605.94

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Solution

The fourth proportional to 14,861,199,074.18, 20,508,189,485.90 and 8,086,786,605.94 is: 11,159,621,186.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,861,199,074.18 : 20,508,189,485.90 = 8,086,786,605.94 : x
  2. Step 2: Convert to fraction form
    14,861,199,074.18/20,508,189,485.90 = 8,086,786,605.94/x
  3. Step 3: Cross multiply
    14,861,199,074.18x = 20,508,189,485.90 × 8,086,786,605.94
  4. Step 4: Simplify right side
    14,861,199,074.18x = 165,845,352,046,655,668,224
  5. Step 5: Solve for x
    x = 165,845,352,046,655,668,224/14,861,199,074.18
  6. Step 6: Final answer
    x = 11,159,621,186.61

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1.5x scale

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.