Home / 475,367,071.20-713,050,606.80-217,086,745.20

Finding the Fourth Proportional to 475,367,071.20, 713,050,606.80 and 217,086,745.20

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Solution

The fourth proportional to 475,367,071.20, 713,050,606.80 and 217,086,745.20 is: 325,630,117.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,367,071.20 : 713,050,606.80 = 217,086,745.20 : x
  2. Step 2: Convert to fraction form
    475,367,071.20/713,050,606.80 = 217,086,745.20/x
  3. Step 3: Cross multiply
    475,367,071.20x = 713,050,606.80 × 217,086,745.20
  4. Step 4: Simplify right side
    475,367,071.20x = 154,793,835,393,096,960
  5. Step 5: Solve for x
    x = 154,793,835,393,096,960/475,367,071.20
  6. Step 6: Final answer
    x = 325,630,117.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.