Home / 374,620,928.66-516,965,658.33-207,364,045.67

Finding the Fourth Proportional to 374,620,928.66, 516,965,658.33 and 207,364,045.67

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Solution

The fourth proportional to 374,620,928.66, 516,965,658.33 and 207,364,045.67 is: 286,156,170.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,620,928.66 : 516,965,658.33 = 207,364,045.67 : x
  2. Step 2: Convert to fraction form
    374,620,928.66/516,965,658.33 = 207,364,045.67/x
  3. Step 3: Cross multiply
    374,620,928.66x = 516,965,658.33 × 207,364,045.67
  4. Step 4: Simplify right side
    374,620,928.66x = 107,200,090,383,763,728
  5. Step 5: Solve for x
    x = 107,200,090,383,763,728/374,620,928.66
  6. Step 6: Final answer
    x = 286,156,170.63

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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.