Home / 344,964,138,838.40-517,446,208,257.60-210,874,346,940.80

Finding the Fourth Proportional to 344,964,138,838.40, 517,446,208,257.60 and 210,874,346,940.80

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Solution

The fourth proportional to 344,964,138,838.40, 517,446,208,257.60 and 210,874,346,940.80 is: 316,311,520,411.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,964,138,838.40 : 517,446,208,257.60 = 210,874,346,940.80 : x
  2. Step 2: Convert to fraction form
    344,964,138,838.40/517,446,208,257.60 = 210,874,346,940.80/x
  3. Step 3: Cross multiply
    344,964,138,838.40x = 517,446,208,257.60 × 210,874,346,940.80
  4. Step 4: Simplify right side
    344,964,138,838.40x = 109,116,131,243,314,577,932,288
  5. Step 5: Solve for x
    x = 109,116,131,243,314,577,932,288/344,964,138,838.40
  6. Step 6: Final answer
    x = 316,311,520,411.20

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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.