Home / 7,078,991,580,956-9,768,904,416,417.50-3,953,969,696,605.60

Finding the Fourth Proportional to 7,078,991,580,956, 9,768,904,416,417.50 and 3,953,969,696,605.60

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Solution

The fourth proportional to 7,078,991,580,956, 9,768,904,416,417.50 and 3,953,969,696,605.60 is: 5,456,420,111,511.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,078,991,580,956 : 9,768,904,416,417.50 = 3,953,969,696,605.60 : x
  2. Step 2: Convert to fraction form
    7,078,991,580,956/9,768,904,416,417.50 = 3,953,969,696,605.60/x
  3. Step 3: Cross multiply
    7,078,991,580,956x = 9,768,904,416,417.50 × 3,953,969,696,605.60
  4. Step 4: Simplify right side
    7,078,991,580,956x = 38,625,952,031,551,410,004,819,968
  5. Step 5: Solve for x
    x = 38,625,952,031,551,410,004,819,968/7,078,991,580,956
  6. Step 6: Final answer
    x = 5,456,420,111,511.85

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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.