Home / 127,659,403.12-191,258,173.44-58,629,950.32

Finding the Fourth Proportional to 127,659,403.12, 191,258,173.44 and 58,629,950.32

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Solution

The fourth proportional to 127,659,403.12, 191,258,173.44 and 58,629,950.32 is: 87,838,866.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,659,403.12 : 191,258,173.44 = 58,629,950.32 : x
  2. Step 2: Convert to fraction form
    127,659,403.12/191,258,173.44 = 58,629,950.32/x
  3. Step 3: Cross multiply
    127,659,403.12x = 191,258,173.44 × 58,629,950.32
  4. Step 4: Simplify right side
    127,659,403.12x = 11,213,457,207,081,144
  5. Step 5: Solve for x
    x = 11,213,457,207,081,144/127,659,403.12
  6. Step 6: Final answer
    x = 87,838,866.02

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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.