Home / 213,471,260.64-294,590,591.52-115,686,116.64

Finding the Fourth Proportional to 213,471,260.64, 294,590,591.52 and 115,686,116.64

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Solution

The fourth proportional to 213,471,260.64, 294,590,591.52 and 115,686,116.64 is: 159,646,977.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,471,260.64 : 294,590,591.52 = 115,686,116.64 : x
  2. Step 2: Convert to fraction form
    213,471,260.64/294,590,591.52 = 115,686,116.64/x
  3. Step 3: Cross multiply
    213,471,260.64x = 294,590,591.52 × 115,686,116.64
  4. Step 4: Simplify right side
    213,471,260.64x = 34,080,041,531,629,312
  5. Step 5: Solve for x
    x = 34,080,041,531,629,312/213,471,260.64
  6. Step 6: Final answer
    x = 159,646,977.44

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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.