Home / 28,146,748,496.16-38,843,271,452.20-16,560,164,093.76

Finding the Fourth Proportional to 28,146,748,496.16, 38,843,271,452.20 and 16,560,164,093.76

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Solution

The fourth proportional to 28,146,748,496.16, 38,843,271,452.20 and 16,560,164,093.76 is: 22,853,472,729.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,146,748,496.16 : 38,843,271,452.20 = 16,560,164,093.76 : x
  2. Step 2: Convert to fraction form
    28,146,748,496.16/38,843,271,452.20 = 16,560,164,093.76/x
  3. Step 3: Cross multiply
    28,146,748,496.16x = 38,843,271,452.20 × 16,560,164,093.76
  4. Step 4: Simplify right side
    28,146,748,496.16x = 643,250,949,186,895,216,640
  5. Step 5: Solve for x
    x = 643,250,949,186,895,216,640/28,146,748,496.16
  6. Step 6: Final answer
    x = 22,853,472,729.71

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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.