Home / 320,896,950.27-481,391,129.67-99,587,410.95

Finding the Fourth Proportional to 320,896,950.27, 481,391,129.67 and 99,587,410.95

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Solution

The fourth proportional to 320,896,950.27, 481,391,129.67 and 99,587,410.95 is: 149,395,300.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,896,950.27 : 481,391,129.67 = 99,587,410.95 : x
  2. Step 2: Convert to fraction form
    320,896,950.27/481,391,129.67 = 99,587,410.95/x
  3. Step 3: Cross multiply
    320,896,950.27x = 481,391,129.67 × 99,587,410.95
  4. Step 4: Simplify right side
    320,896,950.27x = 47,940,496,258,131,032
  5. Step 5: Solve for x
    x = 47,940,496,258,131,032/320,896,950.27
  6. Step 6: Final answer
    x = 149,395,300.32

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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.