Home / 86,291,817.33-119,082,574.80-47,133,594.48

Finding the Fourth Proportional to 86,291,817.33, 119,082,574.80 and 47,133,594.48

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Solution

The fourth proportional to 86,291,817.33, 119,082,574.80 and 47,133,594.48 is: 65,044,287.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,291,817.33 : 119,082,574.80 = 47,133,594.48 : x
  2. Step 2: Convert to fraction form
    86,291,817.33/119,082,574.80 = 47,133,594.48/x
  3. Step 3: Cross multiply
    86,291,817.33x = 119,082,574.80 × 47,133,594.48
  4. Step 4: Simplify right side
    86,291,817.33x = 5,612,789,790,257,467
  5. Step 5: Solve for x
    x = 5,612,789,790,257,467/86,291,817.33
  6. Step 6: Final answer
    x = 65,044,287.67

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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.