Home / 344,964,138,889.90-517,446,208,334.85-210,874,346,992.30

Finding the Fourth Proportional to 344,964,138,889.90, 517,446,208,334.85 and 210,874,346,992.30

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Solution

The fourth proportional to 344,964,138,889.90, 517,446,208,334.85 and 210,874,346,992.30 is: 316,311,520,488.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,964,138,889.90 : 517,446,208,334.85 = 210,874,346,992.30 : x
  2. Step 2: Convert to fraction form
    344,964,138,889.90/517,446,208,334.85 = 210,874,346,992.30/x
  3. Step 3: Cross multiply
    344,964,138,889.90x = 517,446,208,334.85 × 210,874,346,992.30
  4. Step 4: Simplify right side
    344,964,138,889.90x = 109,116,131,286,253,110,820,864
  5. Step 5: Solve for x
    x = 109,116,131,286,253,110,820,864/344,964,138,889.90
  6. Step 6: Final answer
    x = 316,311,520,488.45

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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.