Home / 284,972,453.57-393,059,254.01-261,526,702.13

Finding the Fourth Proportional to 284,972,453.57, 393,059,254.01 and 261,526,702.13

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Solution

The fourth proportional to 284,972,453.57, 393,059,254.01 and 261,526,702.13 is: 360,720,796.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,972,453.57 : 393,059,254.01 = 261,526,702.13 : x
  2. Step 2: Convert to fraction form
    284,972,453.57/393,059,254.01 = 261,526,702.13/x
  3. Step 3: Cross multiply
    284,972,453.57x = 393,059,254.01 × 261,526,702.13
  4. Step 4: Simplify right side
    284,972,453.57x = 102,795,490,442,913,280
  5. Step 5: Solve for x
    x = 102,795,490,442,913,280/284,972,453.57
  6. Step 6: Final answer
    x = 360,720,796.54

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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.