Home / 1,721,383,472.24-2,582,066,620.56-672,228,274.79

Finding the Fourth Proportional to 1,721,383,472.24, 2,582,066,620.56 and 672,228,274.79

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Solution

The fourth proportional to 1,721,383,472.24, 2,582,066,620.56 and 672,228,274.79 is: 1,008,339,058.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,383,472.24 : 2,582,066,620.56 = 672,228,274.79 : x
  2. Step 2: Convert to fraction form
    1,721,383,472.24/2,582,066,620.56 = 672,228,274.79/x
  3. Step 3: Cross multiply
    1,721,383,472.24x = 2,582,066,620.56 × 672,228,274.79
  4. Step 4: Simplify right side
    1,721,383,472.24x = 1,735,738,189,718,983,936
  5. Step 5: Solve for x
    x = 1,735,738,189,718,983,936/1,721,383,472.24
  6. Step 6: Final answer
    x = 1,008,339,058.50

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.