Home / 583,152,418.92-804,751,786.96-318,851,468.76

Finding the Fourth Proportional to 583,152,418.92, 804,751,786.96 and 318,851,468.76

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Solution

The fourth proportional to 583,152,418.92, 804,751,786.96 and 318,851,468.76 is: 440,015,819.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,152,418.92 : 804,751,786.96 = 318,851,468.76 : x
  2. Step 2: Convert to fraction form
    583,152,418.92/804,751,786.96 = 318,851,468.76/x
  3. Step 3: Cross multiply
    583,152,418.92x = 804,751,786.96 × 318,851,468.76
  4. Step 4: Simplify right side
    583,152,418.92x = 256,596,289,259,430,624
  5. Step 5: Solve for x
    x = 256,596,289,259,430,624/583,152,418.92
  6. Step 6: Final answer
    x = 440,015,819.08

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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.