Home / 15,438,199,311.36-23,098,861,052.64-9,146,005,645.68

Finding the Fourth Proportional to 15,438,199,311.36, 23,098,861,052.64 and 9,146,005,645.68

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Solution

The fourth proportional to 15,438,199,311.36, 23,098,861,052.64 and 9,146,005,645.68 is: 13,684,388,271.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,438,199,311.36 : 23,098,861,052.64 = 9,146,005,645.68 : x
  2. Step 2: Convert to fraction form
    15,438,199,311.36/23,098,861,052.64 = 9,146,005,645.68/x
  3. Step 3: Cross multiply
    15,438,199,311.36x = 23,098,861,052.64 × 9,146,005,645.68
  4. Step 4: Simplify right side
    15,438,199,311.36x = 211,262,313,596,223,324,160
  5. Step 5: Solve for x
    x = 211,262,313,596,223,324,160/15,438,199,311.36
  6. Step 6: Final answer
    x = 13,684,388,271.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.