Home / 653,502,378,305.56-979,968,876,798.12-347,125,112,085.88

Finding the Fourth Proportional to 653,502,378,305.56, 979,968,876,798.12 and 347,125,112,085.88

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Solution

The fourth proportional to 653,502,378,305.56, 979,968,876,798.12 and 347,125,112,085.88 is: 520,536,447,137.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,502,378,305.56 : 979,968,876,798.12 = 347,125,112,085.88 : x
  2. Step 2: Convert to fraction form
    653,502,378,305.56/979,968,876,798.12 = 347,125,112,085.88/x
  3. Step 3: Cross multiply
    653,502,378,305.56x = 979,968,876,798.12 × 347,125,112,085.88
  4. Step 4: Simplify right side
    653,502,378,305.56x = 340,171,806,199,221,365,768,192
  5. Step 5: Solve for x
    x = 340,171,806,199,221,365,768,192/653,502,378,305.56
  6. Step 6: Final answer
    x = 520,536,447,137.71

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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.