Home / 653,502,378,300.06-979,968,876,789.87-347,125,112,080.38

Finding the Fourth Proportional to 653,502,378,300.06, 979,968,876,789.87 and 347,125,112,080.38

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Solution

The fourth proportional to 653,502,378,300.06, 979,968,876,789.87 and 347,125,112,080.38 is: 520,536,447,129.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,502,378,300.06 : 979,968,876,789.87 = 347,125,112,080.38 : x
  2. Step 2: Convert to fraction form
    653,502,378,300.06/979,968,876,789.87 = 347,125,112,080.38/x
  3. Step 3: Cross multiply
    653,502,378,300.06x = 979,968,876,789.87 × 347,125,112,080.38
  4. Step 4: Simplify right side
    653,502,378,300.06x = 340,171,806,190,967,713,693,696
  5. Step 5: Solve for x
    x = 340,171,806,190,967,713,693,696/653,502,378,300.06
  6. Step 6: Final answer
    x = 520,536,447,129.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.