Home / 304,023,459.74-419,541,134.46-164,791,232.15

Finding the Fourth Proportional to 304,023,459.74, 419,541,134.46 and 164,791,232.15

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Solution

The fourth proportional to 304,023,459.74, 419,541,134.46 and 164,791,232.15 is: 227,405,807.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,023,459.74 : 419,541,134.46 = 164,791,232.15 : x
  2. Step 2: Convert to fraction form
    304,023,459.74/419,541,134.46 = 164,791,232.15/x
  3. Step 3: Cross multiply
    304,023,459.74x = 419,541,134.46 × 164,791,232.15
  4. Step 4: Simplify right side
    304,023,459.74x = 69,136,700,485,272,224
  5. Step 5: Solve for x
    x = 69,136,700,485,272,224/304,023,459.74
  6. Step 6: Final answer
    x = 227,405,807.91

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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.