Home / 1,582,115,178.96-2,372,941,763.76-461,337,664.32

Finding the Fourth Proportional to 1,582,115,178.96, 2,372,941,763.76 and 461,337,664.32

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Solution

The fourth proportional to 1,582,115,178.96, 2,372,941,763.76 and 461,337,664.32 is: 691,939,136.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,115,178.96 : 2,372,941,763.76 = 461,337,664.32 : x
  2. Step 2: Convert to fraction form
    1,582,115,178.96/2,372,941,763.76 = 461,337,664.32/x
  3. Step 3: Cross multiply
    1,582,115,178.96x = 2,372,941,763.76 × 461,337,664.32
  4. Step 4: Simplify right side
    1,582,115,178.96x = 1,094,727,410,860,419,712
  5. Step 5: Solve for x
    x = 1,094,727,410,860,419,712/1,582,115,178.96
  6. Step 6: Final answer
    x = 691,939,136.56

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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.