Home / 343,043,753,570.19-474,079,605,797.97-281,146,695,721.76

Finding the Fourth Proportional to 343,043,753,570.19, 474,079,605,797.97 and 281,146,695,721.76

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Solution

The fourth proportional to 343,043,753,570.19, 474,079,605,797.97 and 281,146,695,721.76 is: 388,539,109,929.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,043,753,570.19 : 474,079,605,797.97 = 281,146,695,721.76 : x
  2. Step 2: Convert to fraction form
    343,043,753,570.19/474,079,605,797.97 = 281,146,695,721.76/x
  3. Step 3: Cross multiply
    343,043,753,570.19x = 474,079,605,797.97 × 281,146,695,721.76
  4. Step 4: Simplify right side
    343,043,753,570.19x = 133,285,914,679,173,795,807,232
  5. Step 5: Solve for x
    x = 133,285,914,679,173,795,807,232/343,043,753,570.19
  6. Step 6: Final answer
    x = 388,539,109,929.90

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1.5x scale

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.