Home / 86,465,553.45-119,322,323.96-47,307,488.01

Finding the Fourth Proportional to 86,465,553.45, 119,322,323.96 and 47,307,488.01

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Solution

The fourth proportional to 86,465,553.45, 119,322,323.96 and 47,307,488.01 is: 65,284,256.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,465,553.45 : 119,322,323.96 = 47,307,488.01 : x
  2. Step 2: Convert to fraction form
    86,465,553.45/119,322,323.96 = 47,307,488.01/x
  3. Step 3: Cross multiply
    86,465,553.45x = 119,322,323.96 × 47,307,488.01
  4. Step 4: Simplify right side
    86,465,553.45x = 5,644,839,409,826,498
  5. Step 5: Solve for x
    x = 5,644,839,409,826,498/86,465,553.45
  6. Step 6: Final answer
    x = 65,284,256.96

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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.