Home / 79,439,924.39-109,628,406.59-43,677,876.17

Finding the Fourth Proportional to 79,439,924.39, 109,628,406.59 and 43,677,876.17

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Solution

The fourth proportional to 79,439,924.39, 109,628,406.59 and 43,677,876.17 is: 60,276,189.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,439,924.39 : 109,628,406.59 = 43,677,876.17 : x
  2. Step 2: Convert to fraction form
    79,439,924.39/109,628,406.59 = 43,677,876.17/x
  3. Step 3: Cross multiply
    79,439,924.39x = 109,628,406.59 × 43,677,876.17
  4. Step 4: Simplify right side
    79,439,924.39x = 4,788,335,966,985,900
  5. Step 5: Solve for x
    x = 4,788,335,966,985,900/79,439,924.39
  6. Step 6: Final answer
    x = 60,276,189.89

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.