Home / 583,769,270.20-805,601,656.62-319,451,319.28

Finding the Fourth Proportional to 583,769,270.20, 805,601,656.62 and 319,451,319.28

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Solution

The fourth proportional to 583,769,270.20, 805,601,656.62 and 319,451,319.28 is: 440,842,855.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,769,270.20 : 805,601,656.62 = 319,451,319.28 : x
  2. Step 2: Convert to fraction form
    583,769,270.20/805,601,656.62 = 319,451,319.28/x
  3. Step 3: Cross multiply
    583,769,270.20x = 805,601,656.62 × 319,451,319.28
  4. Step 4: Simplify right side
    583,769,270.20x = 257,350,512,021,412,512
  5. Step 5: Solve for x
    x = 257,350,512,021,412,512/583,769,270.20
  6. Step 6: Final answer
    x = 440,842,855.49

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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.