Home / 343,043,753,577.90-474,079,605,808.59-281,146,695,729.46

Finding the Fourth Proportional to 343,043,753,577.90, 474,079,605,808.59 and 281,146,695,729.46

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Solution

The fourth proportional to 343,043,753,577.90, 474,079,605,808.59 and 281,146,695,729.46 is: 388,539,109,940.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,043,753,577.90 : 474,079,605,808.59 = 281,146,695,729.46 : x
  2. Step 2: Convert to fraction form
    343,043,753,577.90/474,079,605,808.59 = 281,146,695,729.46/x
  3. Step 3: Cross multiply
    343,043,753,577.90x = 474,079,605,808.59 × 281,146,695,729.46
  4. Step 4: Simplify right side
    343,043,753,577.90x = 133,285,914,685,810,006,818,816
  5. Step 5: Solve for x
    x = 133,285,914,685,810,006,818,816/343,043,753,577.90
  6. Step 6: Final answer
    x = 388,539,109,940.51

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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.