Home / 307,264,169.91-423,927,750.51-188,062,494.89

Finding the Fourth Proportional to 307,264,169.91, 423,927,750.51 and 188,062,494.89

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Solution

The fourth proportional to 307,264,169.91, 423,927,750.51 and 188,062,494.89 is: 259,466,993.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,264,169.91 : 423,927,750.51 = 188,062,494.89 : x
  2. Step 2: Convert to fraction form
    307,264,169.91/423,927,750.51 = 188,062,494.89/x
  3. Step 3: Cross multiply
    307,264,169.91x = 423,927,750.51 × 188,062,494.89
  4. Step 4: Simplify right side
    307,264,169.91x = 79,724,910,413,456,064
  5. Step 5: Solve for x
    x = 79,724,910,413,456,064/307,264,169.91
  6. Step 6: Final answer
    x = 259,466,993.62

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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.