Home / 472,392,364.20-708,588,546.30-165,573,760.20

Finding the Fourth Proportional to 472,392,364.20, 708,588,546.30 and 165,573,760.20

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Solution

The fourth proportional to 472,392,364.20, 708,588,546.30 and 165,573,760.20 is: 248,360,640.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,392,364.20 : 708,588,546.30 = 165,573,760.20 : x
  2. Step 2: Convert to fraction form
    472,392,364.20/708,588,546.30 = 165,573,760.20/x
  3. Step 3: Cross multiply
    472,392,364.20x = 708,588,546.30 × 165,573,760.20
  4. Step 4: Simplify right side
    472,392,364.20x = 117,323,670,045,542,784
  5. Step 5: Solve for x
    x = 117,323,670,045,542,784/472,392,364.20
  6. Step 6: Final answer
    x = 248,360,640.30

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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.