Home / 493,465,822,478.08-680,732,212,693.54-322,287,953,618.34

Finding the Fourth Proportional to 493,465,822,478.08, 680,732,212,693.54 and 322,287,953,618.34

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Solution

The fourth proportional to 493,465,822,478.08, 680,732,212,693.54 and 322,287,953,618.34 is: 444,593,691,796.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,465,822,478.08 : 680,732,212,693.54 = 322,287,953,618.34 : x
  2. Step 2: Convert to fraction form
    493,465,822,478.08/680,732,212,693.54 = 322,287,953,618.34/x
  3. Step 3: Cross multiply
    493,465,822,478.08x = 680,732,212,693.54 × 322,287,953,618.34
  4. Step 4: Simplify right side
    493,465,822,478.08x = 219,391,791,791,085,598,015,488
  5. Step 5: Solve for x
    x = 219,391,791,791,085,598,015,488/493,465,822,478.08
  6. Step 6: Final answer
    x = 444,593,691,796.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.