Home / 343,043,753,573.78-474,079,605,802.91-281,146,695,725.34

Finding the Fourth Proportional to 343,043,753,573.78, 474,079,605,802.91 and 281,146,695,725.34

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Solution

The fourth proportional to 343,043,753,573.78, 474,079,605,802.91 and 281,146,695,725.34 is: 388,539,109,934.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,043,753,573.78 : 474,079,605,802.91 = 281,146,695,725.34 : x
  2. Step 2: Convert to fraction form
    343,043,753,573.78/474,079,605,802.91 = 281,146,695,725.34/x
  3. Step 3: Cross multiply
    343,043,753,573.78x = 474,079,605,802.91 × 281,146,695,725.34
  4. Step 4: Simplify right side
    343,043,753,573.78x = 133,285,914,682,259,880,804,352
  5. Step 5: Solve for x
    x = 133,285,914,682,259,880,804,352/343,043,753,573.78
  6. Step 6: Final answer
    x = 388,539,109,934.83

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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.