Home / 86,465,554.45-119,322,325.33-47,307,489.01

Finding the Fourth Proportional to 86,465,554.45, 119,322,325.33 and 47,307,489.01

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Solution

The fourth proportional to 86,465,554.45, 119,322,325.33 and 47,307,489.01 is: 65,284,258.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,465,554.45 : 119,322,325.33 = 47,307,489.01 : x
  2. Step 2: Convert to fraction form
    86,465,554.45/119,322,325.33 = 47,307,489.01/x
  3. Step 3: Cross multiply
    86,465,554.45x = 119,322,325.33 × 47,307,489.01
  4. Step 4: Simplify right side
    86,465,554.45x = 5,644,839,594,196,619
  5. Step 5: Solve for x
    x = 5,644,839,594,196,619/86,465,554.45
  6. Step 6: Final answer
    x = 65,284,258.34

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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.