Home / 186,215,245.48-256,985,003.46-103,709,017

Finding the Fourth Proportional to 186,215,245.48, 256,985,003.46 and 103,709,017

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Solution

The fourth proportional to 186,215,245.48, 256,985,003.46 and 103,709,017 is: 143,122,879.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,215,245.48 : 256,985,003.46 = 103,709,017 : x
  2. Step 2: Convert to fraction form
    186,215,245.48/256,985,003.46 = 103,709,017/x
  3. Step 3: Cross multiply
    186,215,245.48x = 256,985,003.46 × 103,709,017
  4. Step 4: Simplify right side
    186,215,245.48x = 26,651,662,092,578,200
  5. Step 5: Solve for x
    x = 26,651,662,092,578,200/186,215,245.48
  6. Step 6: Final answer
    x = 143,122,879.25

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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.