Home / 1,310,536,022.06-1,965,811,381.92-437,134,992.67

Finding the Fourth Proportional to 1,310,536,022.06, 1,965,811,381.92 and 437,134,992.67

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Solution

The fourth proportional to 1,310,536,022.06, 1,965,811,381.92 and 437,134,992.67 is: 655,704,940.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,536,022.06 : 1,965,811,381.92 = 437,134,992.67 : x
  2. Step 2: Convert to fraction form
    1,310,536,022.06/1,965,811,381.92 = 437,134,992.67/x
  3. Step 3: Cross multiply
    1,310,536,022.06x = 1,965,811,381.92 × 437,134,992.67
  4. Step 4: Simplify right side
    1,310,536,022.06x = 859,324,944,028,659,072
  5. Step 5: Solve for x
    x = 859,324,944,028,659,072/1,310,536,022.06
  6. Step 6: Final answer
    x = 655,704,940.24

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Double scale
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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.