Home / 578,073,743.44-797,742,356.34-313,755,790.97

Finding the Fourth Proportional to 578,073,743.44, 797,742,356.34 and 313,755,790.97

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Solution

The fourth proportional to 578,073,743.44, 797,742,356.34 and 313,755,790.97 is: 432,983,311.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,073,743.44 : 797,742,356.34 = 313,755,790.97 : x
  2. Step 2: Convert to fraction form
    578,073,743.44/797,742,356.34 = 313,755,790.97/x
  3. Step 3: Cross multiply
    578,073,743.44x = 797,742,356.34 × 313,755,790.97
  4. Step 4: Simplify right side
    578,073,743.44x = 250,296,284,003,918,816
  5. Step 5: Solve for x
    x = 250,296,284,003,918,816/578,073,743.44
  6. Step 6: Final answer
    x = 432,983,311.98

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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.