Home / 28,146,748,529.38-38,843,271,498.09-16,560,164,126.97

Finding the Fourth Proportional to 28,146,748,529.38, 38,843,271,498.09 and 16,560,164,126.97

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Solution

The fourth proportional to 28,146,748,529.38, 38,843,271,498.09 and 16,560,164,126.97 is: 22,853,472,775.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,146,748,529.38 : 38,843,271,498.09 = 16,560,164,126.97 : x
  2. Step 2: Convert to fraction form
    28,146,748,529.38/38,843,271,498.09 = 16,560,164,126.97/x
  3. Step 3: Cross multiply
    28,146,748,529.38x = 38,843,271,498.09 × 16,560,164,126.97
  4. Step 4: Simplify right side
    28,146,748,529.38x = 643,250,951,236,826,169,344
  5. Step 5: Solve for x
    x = 643,250,951,236,826,169,344/28,146,748,529.38
  6. Step 6: Final answer
    x = 22,853,472,775.56

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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.