Home / 374,620,932.90-516,965,664.20-207,364,049.92

Finding the Fourth Proportional to 374,620,932.90, 516,965,664.20 and 207,364,049.92

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Solution

The fourth proportional to 374,620,932.90, 516,965,664.20 and 207,364,049.92 is: 286,156,176.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,620,932.90 : 516,965,664.20 = 207,364,049.92 : x
  2. Step 2: Convert to fraction form
    374,620,932.90/516,965,664.20 = 207,364,049.92/x
  3. Step 3: Cross multiply
    374,620,932.90x = 516,965,664.20 × 207,364,049.92
  4. Step 4: Simplify right side
    374,620,932.90x = 107,200,093,798,094,752
  5. Step 5: Solve for x
    x = 107,200,093,798,094,752/374,620,932.90
  6. Step 6: Final answer
    x = 286,156,176.51

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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.