Home / 276,695,493.04-381,847,900.80-151,254,621.28

Finding the Fourth Proportional to 276,695,493.04, 381,847,900.80 and 151,254,621.28

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Solution

The fourth proportional to 276,695,493.04, 381,847,900.80 and 151,254,621.28 is: 208,735,816.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,695,493.04 : 381,847,900.80 = 151,254,621.28 : x
  2. Step 2: Convert to fraction form
    276,695,493.04/381,847,900.80 = 151,254,621.28/x
  3. Step 3: Cross multiply
    276,695,493.04x = 381,847,900.80 × 151,254,621.28
  4. Step 4: Simplify right side
    276,695,493.04x = 57,756,259,622,067,008
  5. Step 5: Solve for x
    x = 57,756,259,622,067,008/276,695,493.04
  6. Step 6: Final answer
    x = 208,735,816.36

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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.