Home / 578,073,745.44-797,742,359.10-313,755,792.96

Finding the Fourth Proportional to 578,073,745.44, 797,742,359.10 and 313,755,792.96

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Solution

The fourth proportional to 578,073,745.44, 797,742,359.10 and 313,755,792.96 is: 432,983,314.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,073,745.44 : 797,742,359.10 = 313,755,792.96 : x
  2. Step 2: Convert to fraction form
    578,073,745.44/797,742,359.10 = 313,755,792.96/x
  3. Step 3: Cross multiply
    578,073,745.44x = 797,742,359.10 × 313,755,792.96
  4. Step 4: Simplify right side
    578,073,745.44x = 250,296,286,457,201,568
  5. Step 5: Solve for x
    x = 250,296,286,457,201,568/578,073,745.44
  6. Step 6: Final answer
    x = 432,983,314.73

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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.