Home / 282,688,555.98-423,541,427.34-198,379,132.27

Finding the Fourth Proportional to 282,688,555.98, 423,541,427.34 and 198,379,132.27

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Solution

The fourth proportional to 282,688,555.98, 423,541,427.34 and 198,379,132.27 is: 297,223,849.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,688,555.98 : 423,541,427.34 = 198,379,132.27 : x
  2. Step 2: Convert to fraction form
    282,688,555.98/423,541,427.34 = 198,379,132.27/x
  3. Step 3: Cross multiply
    282,688,555.98x = 423,541,427.34 × 198,379,132.27
  4. Step 4: Simplify right side
    282,688,555.98x = 84,021,780,833,988,736
  5. Step 5: Solve for x
    x = 84,021,780,833,988,736/282,688,555.98
  6. Step 6: Final answer
    x = 297,223,849.56

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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.