Home / 598,852,940.40-898,195,429.80-189,950,425.20

Finding the Fourth Proportional to 598,852,940.40, 898,195,429.80 and 189,950,425.20

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Solution

The fourth proportional to 598,852,940.40, 898,195,429.80 and 189,950,425.20 is: 284,898,999.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,852,940.40 : 898,195,429.80 = 189,950,425.20 : x
  2. Step 2: Convert to fraction form
    598,852,940.40/898,195,429.80 = 189,950,425.20/x
  3. Step 3: Cross multiply
    598,852,940.40x = 898,195,429.80 × 189,950,425.20
  4. Step 4: Simplify right side
    598,852,940.40x = 170,612,603,803,206,720
  5. Step 5: Solve for x
    x = 170,612,603,803,206,720/598,852,940.40
  6. Step 6: Final answer
    x = 284,898,999.89

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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.