Home / 541,606,555.99-747,438,477.83-303,453,794.71

Finding the Fourth Proportional to 541,606,555.99, 747,438,477.83 and 303,453,794.71

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Solution

The fourth proportional to 541,606,555.99, 747,438,477.83 and 303,453,794.71 is: 418,778,243.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,606,555.99 : 747,438,477.83 = 303,453,794.71 : x
  2. Step 2: Convert to fraction form
    541,606,555.99/747,438,477.83 = 303,453,794.71/x
  3. Step 3: Cross multiply
    541,606,555.99x = 747,438,477.83 × 303,453,794.71
  4. Step 4: Simplify right side
    541,606,555.99x = 226,813,042,409,779,712
  5. Step 5: Solve for x
    x = 226,813,042,409,779,712/541,606,555.99
  6. Step 6: Final answer
    x = 418,778,243.91

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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.