Home / 274,344,980.24-378,910,285.08-180,677,839.52

Finding the Fourth Proportional to 274,344,980.24, 378,910,285.08 and 180,677,839.52

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Solution

The fourth proportional to 274,344,980.24, 378,910,285.08 and 180,677,839.52 is: 249,542,352.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,344,980.24 : 378,910,285.08 = 180,677,839.52 : x
  2. Step 2: Convert to fraction form
    274,344,980.24/378,910,285.08 = 180,677,839.52/x
  3. Step 3: Cross multiply
    274,344,980.24x = 378,910,285.08 × 180,677,839.52
  4. Step 4: Simplify right side
    274,344,980.24x = 68,460,691,680,161,688
  5. Step 5: Solve for x
    x = 68,460,691,680,161,688/274,344,980.24
  6. Step 6: Final answer
    x = 249,542,352.19

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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.