Home / 209,112,214,644.20-313,668,321,966.30-52,077,776,436.20

Finding the Fourth Proportional to 209,112,214,644.20, 313,668,321,966.30 and 52,077,776,436.20

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Solution

The fourth proportional to 209,112,214,644.20, 313,668,321,966.30 and 52,077,776,436.20 is: 78,116,664,654.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,112,214,644.20 : 313,668,321,966.30 = 52,077,776,436.20 : x
  2. Step 2: Convert to fraction form
    209,112,214,644.20/313,668,321,966.30 = 52,077,776,436.20/x
  3. Step 3: Cross multiply
    209,112,214,644.20x = 313,668,321,966.30 × 52,077,776,436.20
  4. Step 4: Simplify right side
    209,112,214,644.20x = 16,335,148,746,478,970,732,544
  5. Step 5: Solve for x
    x = 16,335,148,746,478,970,732,544/209,112,214,644.20
  6. Step 6: Final answer
    x = 78,116,664,654.30

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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.