Home / 7,078,991,580,955.50-9,768,904,416,417-3,953,969,696,605.10

Finding the Fourth Proportional to 7,078,991,580,955.50, 9,768,904,416,417 and 3,953,969,696,605.10

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Solution

The fourth proportional to 7,078,991,580,955.50, 9,768,904,416,417 and 3,953,969,696,605.10 is: 5,456,420,111,511.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,078,991,580,955.50 : 9,768,904,416,417 = 3,953,969,696,605.10 : x
  2. Step 2: Convert to fraction form
    7,078,991,580,955.50/9,768,904,416,417 = 3,953,969,696,605.10/x
  3. Step 3: Cross multiply
    7,078,991,580,955.50x = 9,768,904,416,417 × 3,953,969,696,605.10
  4. Step 4: Simplify right side
    7,078,991,580,955.50x = 38,625,952,031,544,546,647,080,960
  5. Step 5: Solve for x
    x = 38,625,952,031,544,546,647,080,960/7,078,991,580,955.50
  6. Step 6: Final answer
    x = 5,456,420,111,511.27

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1.5x scale

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.