Home / 343,043,753,576.90-474,079,605,807.20-281,146,695,728.46

Finding the Fourth Proportional to 343,043,753,576.90, 474,079,605,807.20 and 281,146,695,728.46

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Solution

The fourth proportional to 343,043,753,576.90, 474,079,605,807.20 and 281,146,695,728.46 is: 388,539,109,939.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,043,753,576.90 : 474,079,605,807.20 = 281,146,695,728.46 : x
  2. Step 2: Convert to fraction form
    343,043,753,576.90/474,079,605,807.20 = 281,146,695,728.46/x
  3. Step 3: Cross multiply
    343,043,753,576.90x = 474,079,605,807.20 × 281,146,695,728.46
  4. Step 4: Simplify right side
    343,043,753,576.90x = 133,285,914,684,945,124,556,800
  5. Step 5: Solve for x
    x = 133,285,914,684,945,124,556,800/343,043,753,576.90
  6. Step 6: Final answer
    x = 388,539,109,939.13

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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.