Home / 472,129,659.60-708,195,818.01-181,085,995.95

Finding the Fourth Proportional to 472,129,659.60, 708,195,818.01 and 181,085,995.95

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Solution

The fourth proportional to 472,129,659.60, 708,195,818.01 and 181,085,995.95 is: 271,629,503.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,129,659.60 : 708,195,818.01 = 181,085,995.95 : x
  2. Step 2: Convert to fraction form
    472,129,659.60/708,195,818.01 = 181,085,995.95/x
  3. Step 3: Cross multiply
    472,129,659.60x = 708,195,818.01 × 181,085,995.95
  4. Step 4: Simplify right side
    472,129,659.60x = 128,244,345,031,965,792
  5. Step 5: Solve for x
    x = 128,244,345,031,965,792/472,129,659.60
  6. Step 6: Final answer
    x = 271,629,503.52

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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.