Home / 7,078,991,580,842-9,768,904,416,262.50-3,953,969,696,493

Finding the Fourth Proportional to 7,078,991,580,842, 9,768,904,416,262.50 and 3,953,969,696,493

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Solution

The fourth proportional to 7,078,991,580,842, 9,768,904,416,262.50 and 3,953,969,696,493 is: 5,456,420,111,357.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,078,991,580,842 : 9,768,904,416,262.50 = 3,953,969,696,493 : x
  2. Step 2: Convert to fraction form
    7,078,991,580,842/9,768,904,416,262.50 = 3,953,969,696,493/x
  3. Step 3: Cross multiply
    7,078,991,580,842x = 9,768,904,416,262.50 × 3,953,969,696,493
  4. Step 4: Simplify right side
    7,078,991,580,842x = 38,625,952,029,838,564,162,273,280
  5. Step 5: Solve for x
    x = 38,625,952,029,838,564,162,273,280/7,078,991,580,842
  6. Step 6: Final answer
    x = 5,456,420,111,357.76

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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.