Home / 1,227,205,183.19-1,841,066,305.31-398,094,086.72

Finding the Fourth Proportional to 1,227,205,183.19, 1,841,066,305.31 and 398,094,086.72

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Solution

The fourth proportional to 1,227,205,183.19, 1,841,066,305.31 and 398,094,086.72 is: 597,224,995.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,205,183.19 : 1,841,066,305.31 = 398,094,086.72 : x
  2. Step 2: Convert to fraction form
    1,227,205,183.19/1,841,066,305.31 = 398,094,086.72/x
  3. Step 3: Cross multiply
    1,227,205,183.19x = 1,841,066,305.31 × 398,094,086.72
  4. Step 4: Simplify right side
    1,227,205,183.19x = 732,917,609,408,947,072
  5. Step 5: Solve for x
    x = 732,917,609,408,947,072/1,227,205,183.19
  6. Step 6: Final answer
    x = 597,224,995.01

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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.