Home / 246,138,356.81-339,775,520.51-153,364,702.25

Finding the Fourth Proportional to 246,138,356.81, 339,775,520.51 and 153,364,702.25

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Solution

The fourth proportional to 246,138,356.81, 339,775,520.51 and 153,364,702.25 is: 211,708,456.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,138,356.81 : 339,775,520.51 = 153,364,702.25 : x
  2. Step 2: Convert to fraction form
    246,138,356.81/339,775,520.51 = 153,364,702.25/x
  3. Step 3: Cross multiply
    246,138,356.81x = 339,775,520.51 × 153,364,702.25
  4. Step 4: Simplify right side
    246,138,356.81x = 52,109,571,534,088,096
  5. Step 5: Solve for x
    x = 52,109,571,534,088,096/246,138,356.81
  6. Step 6: Final answer
    x = 211,708,456.21

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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.