Home / 710,133,948,054.38-1,065,378,529,700.20-207,056,336,198.78

Finding the Fourth Proportional to 710,133,948,054.38, 1,065,378,529,700.20 and 207,056,336,198.78

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Solution

The fourth proportional to 710,133,948,054.38, 1,065,378,529,700.20 and 207,056,336,198.78 is: 310,636,289,997.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,133,948,054.38 : 1,065,378,529,700.20 = 207,056,336,198.78 : x
  2. Step 2: Convert to fraction form
    710,133,948,054.38/1,065,378,529,700.20 = 207,056,336,198.78/x
  3. Step 3: Cross multiply
    710,133,948,054.38x = 1,065,378,529,700.20 × 207,056,336,198.78
  4. Step 4: Simplify right side
    710,133,948,054.38x = 220,593,375,024,566,526,541,824
  5. Step 5: Solve for x
    x = 220,593,375,024,566,526,541,824/710,133,948,054.38
  6. Step 6: Final answer
    x = 310,636,289,997.05

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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.