Home / 20,128,718,085.24-27,777,714,859-11,096,277,761.91

Finding the Fourth Proportional to 20,128,718,085.24, 27,777,714,859 and 11,096,277,761.91

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Solution

The fourth proportional to 20,128,718,085.24, 27,777,714,859 and 11,096,277,761.91 is: 15,312,909,563.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,128,718,085.24 : 27,777,714,859 = 11,096,277,761.91 : x
  2. Step 2: Convert to fraction form
    20,128,718,085.24/27,777,714,859 = 11,096,277,761.91/x
  3. Step 3: Cross multiply
    20,128,718,085.24x = 27,777,714,859 × 11,096,277,761.91
  4. Step 4: Simplify right side
    20,128,718,085.24x = 308,229,239,666,598,674,432
  5. Step 5: Solve for x
    x = 308,229,239,666,598,674,432/20,128,718,085.24
  6. Step 6: Final answer
    x = 15,312,909,563.41

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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.