Home / 7,078,991,580,835.60-9,768,904,416,252.20-3,953,969,696,486.20

Finding the Fourth Proportional to 7,078,991,580,835.60, 9,768,904,416,252.20 and 3,953,969,696,486.20

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Solution

The fourth proportional to 7,078,991,580,835.60, 9,768,904,416,252.20 and 3,953,969,696,486.20 is: 5,456,420,111,347.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,078,991,580,835.60 : 9,768,904,416,252.20 = 3,953,969,696,486.20 : x
  2. Step 2: Convert to fraction form
    7,078,991,580,835.60/9,768,904,416,252.20 = 3,953,969,696,486.20/x
  3. Step 3: Cross multiply
    7,078,991,580,835.60x = 9,768,904,416,252.20 × 3,953,969,696,486.20
  4. Step 4: Simplify right side
    7,078,991,580,835.60x = 38,625,952,029,731,409,023,205,376
  5. Step 5: Solve for x
    x = 38,625,952,029,731,409,023,205,376/7,078,991,580,835.60
  6. Step 6: Final answer
    x = 5,456,420,111,347.56

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Double scale
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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.