Home / 524,324,991.09-723,558,231.33-286,171,882.67

Finding the Fourth Proportional to 524,324,991.09, 723,558,231.33 and 286,171,882.67

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Solution

The fourth proportional to 524,324,991.09, 723,558,231.33 and 286,171,882.67 is: 394,911,600.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,324,991.09 : 723,558,231.33 = 286,171,882.67 : x
  2. Step 2: Convert to fraction form
    524,324,991.09/723,558,231.33 = 286,171,882.67/x
  3. Step 3: Cross multiply
    524,324,991.09x = 723,558,231.33 × 286,171,882.67
  4. Step 4: Simplify right side
    524,324,991.09x = 207,062,021,281,817,216
  5. Step 5: Solve for x
    x = 207,062,021,281,817,216/524,324,991.09
  6. Step 6: Final answer
    x = 394,911,600.25

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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.