Home / 84,204,865.64-116,316,449.35-63,453,755.16

Finding the Fourth Proportional to 84,204,865.64, 116,316,449.35 and 63,453,755.16

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Solution

The fourth proportional to 84,204,865.64, 116,316,449.35 and 63,453,755.16 is: 87,651,888.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,204,865.64 : 116,316,449.35 = 63,453,755.16 : x
  2. Step 2: Convert to fraction form
    84,204,865.64/116,316,449.35 = 63,453,755.16/x
  3. Step 3: Cross multiply
    84,204,865.64x = 116,316,449.35 × 63,453,755.16
  4. Step 4: Simplify right side
    84,204,865.64x = 7,380,715,497,976,806
  5. Step 5: Solve for x
    x = 7,380,715,497,976,806/84,204,865.64
  6. Step 6: Final answer
    x = 87,651,888.54

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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.