Home / 280,053,629.70-420,080,444.55-150,913,466.70

Finding the Fourth Proportional to 280,053,629.70, 420,080,444.55 and 150,913,466.70

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Solution

The fourth proportional to 280,053,629.70, 420,080,444.55 and 150,913,466.70 is: 226,370,200.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,053,629.70 : 420,080,444.55 = 150,913,466.70 : x
  2. Step 2: Convert to fraction form
    280,053,629.70/420,080,444.55 = 150,913,466.70/x
  3. Step 3: Cross multiply
    280,053,629.70x = 420,080,444.55 × 150,913,466.70
  4. Step 4: Simplify right side
    280,053,629.70x = 63,395,796,179,917,616
  5. Step 5: Solve for x
    x = 63,395,796,179,917,616/280,053,629.70
  6. Step 6: Final answer
    x = 226,370,200.05

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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.