Home / 135,260,857.84-186,647,645.64-76,528,885.36

Finding the Fourth Proportional to 135,260,857.84, 186,647,645.64 and 76,528,885.36

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Solution

The fourth proportional to 135,260,857.84, 186,647,645.64 and 76,528,885.36 is: 105,602,881.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,260,857.84 : 186,647,645.64 = 76,528,885.36 : x
  2. Step 2: Convert to fraction form
    135,260,857.84/186,647,645.64 = 76,528,885.36/x
  3. Step 3: Cross multiply
    135,260,857.84x = 186,647,645.64 × 76,528,885.36
  4. Step 4: Simplify right side
    135,260,857.84x = 14,283,936,275,897,462
  5. Step 5: Solve for x
    x = 14,283,936,275,897,462/135,260,857.84
  6. Step 6: Final answer
    x = 105,602,881.01

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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.