Home / 18,514,717,211.20-25,550,516,274.96-10,895,447,156.80

Finding the Fourth Proportional to 18,514,717,211.20, 25,550,516,274.96 and 10,895,447,156.80

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Solution

The fourth proportional to 18,514,717,211.20, 25,550,516,274.96 and 10,895,447,156.80 is: 15,035,838,610.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,514,717,211.20 : 25,550,516,274.96 = 10,895,447,156.80 : x
  2. Step 2: Convert to fraction form
    18,514,717,211.20/25,550,516,274.96 = 10,895,447,156.80/x
  3. Step 3: Cross multiply
    18,514,717,211.20x = 25,550,516,274.96 × 10,895,447,156.80
  4. Step 4: Simplify right side
    18,514,717,211.20x = 278,384,299,902,785,028,096
  5. Step 5: Solve for x
    x = 278,384,299,902,785,028,096/18,514,717,211.20
  6. Step 6: Final answer
    x = 15,035,838,610.29

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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.