Home / 302,910,080.40-454,365,120.60-251,254,015.20

Finding the Fourth Proportional to 302,910,080.40, 454,365,120.60 and 251,254,015.20

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Solution

The fourth proportional to 302,910,080.40, 454,365,120.60 and 251,254,015.20 is: 376,881,022.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,910,080.40 : 454,365,120.60 = 251,254,015.20 : x
  2. Step 2: Convert to fraction form
    302,910,080.40/454,365,120.60 = 251,254,015.20/x
  3. Step 3: Cross multiply
    302,910,080.40x = 454,365,120.60 × 251,254,015.20
  4. Step 4: Simplify right side
    302,910,080.40x = 114,161,060,917,582,240
  5. Step 5: Solve for x
    x = 114,161,060,917,582,240/302,910,080.40
  6. Step 6: Final answer
    x = 376,881,022.80

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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.