Home / 81,383,795,293.22-112,309,730,615.01-45,254,051,999.85

Finding the Fourth Proportional to 81,383,795,293.22, 112,309,730,615.01 and 45,254,051,999.85

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Solution

The fourth proportional to 81,383,795,293.22, 112,309,730,615.01 and 45,254,051,999.85 is: 62,450,643,534.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,383,795,293.22 : 112,309,730,615.01 = 45,254,051,999.85 : x
  2. Step 2: Convert to fraction form
    81,383,795,293.22/112,309,730,615.01 = 45,254,051,999.85/x
  3. Step 3: Cross multiply
    81,383,795,293.22x = 112,309,730,615.01 × 45,254,051,999.85
  4. Step 4: Simplify right side
    81,383,795,293.22x = 5,082,470,389,340,471,033,856
  5. Step 5: Solve for x
    x = 5,082,470,389,340,471,033,856/81,383,795,293.22
  6. Step 6: Final answer
    x = 62,450,643,534.49

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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.