Home / 27,781,667,319.13-38,339,049,583.54-15,094,614,855.60

Finding the Fourth Proportional to 27,781,667,319.13, 38,339,049,583.54 and 15,094,614,855.60

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Solution

The fourth proportional to 27,781,667,319.13, 38,339,049,583.54 and 15,094,614,855.60 is: 20,830,757,950.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,781,667,319.13 : 38,339,049,583.54 = 15,094,614,855.60 : x
  2. Step 2: Convert to fraction form
    27,781,667,319.13/38,339,049,583.54 = 15,094,614,855.60/x
  3. Step 3: Cross multiply
    27,781,667,319.13x = 38,339,049,583.54 × 15,094,614,855.60
  4. Step 4: Simplify right side
    27,781,667,319.13x = 578,713,187,393,180,991,488
  5. Step 5: Solve for x
    x = 578,713,187,393,180,991,488/27,781,667,319.13
  6. Step 6: Final answer
    x = 20,830,757,950.76

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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.