Home / 86,956,324.37-119,999,020.28-47,797,684.77

Finding the Fourth Proportional to 86,956,324.37, 119,999,020.28 and 47,797,684.77

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Solution

The fourth proportional to 86,956,324.37, 119,999,020.28 and 47,797,684.77 is: 65,960,416.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,956,324.37 : 119,999,020.28 = 47,797,684.77 : x
  2. Step 2: Convert to fraction form
    86,956,324.37/119,999,020.28 = 47,797,684.77/x
  3. Step 3: Cross multiply
    86,956,324.37x = 119,999,020.28 × 47,797,684.77
  4. Step 4: Simplify right side
    86,956,324.37x = 5,735,675,343,813,289
  5. Step 5: Solve for x
    x = 5,735,675,343,813,289/86,956,324.37
  6. Step 6: Final answer
    x = 65,960,416.17

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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.