Home / 343,043,753,575.90-474,079,605,805.82-281,146,695,727.46

Finding the Fourth Proportional to 343,043,753,575.90, 474,079,605,805.82 and 281,146,695,727.46

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Solution

The fourth proportional to 343,043,753,575.90, 474,079,605,805.82 and 281,146,695,727.46 is: 388,539,109,937.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,043,753,575.90 : 474,079,605,805.82 = 281,146,695,727.46 : x
  2. Step 2: Convert to fraction form
    343,043,753,575.90/474,079,605,805.82 = 281,146,695,727.46/x
  3. Step 3: Cross multiply
    343,043,753,575.90x = 474,079,605,805.82 × 281,146,695,727.46
  4. Step 4: Simplify right side
    343,043,753,575.90x = 133,285,914,684,083,060,867,072
  5. Step 5: Solve for x
    x = 133,285,914,684,083,060,867,072/343,043,753,575.90
  6. Step 6: Final answer
    x = 388,539,109,937.74

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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.