Home / 460,643,336.44-690,965,004.69-153,935,449.31

Finding the Fourth Proportional to 460,643,336.44, 690,965,004.69 and 153,935,449.31

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Solution

The fourth proportional to 460,643,336.44, 690,965,004.69 and 153,935,449.31 is: 230,903,173.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,643,336.44 : 690,965,004.69 = 153,935,449.31 : x
  2. Step 2: Convert to fraction form
    460,643,336.44/690,965,004.69 = 153,935,449.31/x
  3. Step 3: Cross multiply
    460,643,336.44x = 690,965,004.69 × 153,935,449.31
  4. Step 4: Simplify right side
    460,643,336.44x = 106,364,008,456,168,832
  5. Step 5: Solve for x
    x = 106,364,008,456,168,832/460,643,336.44
  6. Step 6: Final answer
    x = 230,903,173.98

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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.