Home / 121,590,736.24-182,404,999.58-40,830,599.92

Finding the Fourth Proportional to 121,590,736.24, 182,404,999.58 and 40,830,599.92

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Solution

The fourth proportional to 121,590,736.24, 182,404,999.58 and 40,830,599.92 is: 61,252,244.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,590,736.24 : 182,404,999.58 = 40,830,599.92 : x
  2. Step 2: Convert to fraction form
    121,590,736.24/182,404,999.58 = 40,830,599.92/x
  3. Step 3: Cross multiply
    121,590,736.24x = 182,404,999.58 × 40,830,599.92
  4. Step 4: Simplify right side
    121,590,736.24x = 7,447,705,561,258,749
  5. Step 5: Solve for x
    x = 7,447,705,561,258,749/121,590,736.24
  6. Step 6: Final answer
    x = 61,252,244.96

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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.