Home / 206,279,234.40-284,705,780.40-118,232,245.20

Finding the Fourth Proportional to 206,279,234.40, 284,705,780.40 and 118,232,245.20

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Solution

The fourth proportional to 206,279,234.40, 284,705,780.40 and 118,232,245.20 is: 163,183,675.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,279,234.40 : 284,705,780.40 = 118,232,245.20 : x
  2. Step 2: Convert to fraction form
    206,279,234.40/284,705,780.40 = 118,232,245.20/x
  3. Step 3: Cross multiply
    206,279,234.40x = 284,705,780.40 × 118,232,245.20
  4. Step 4: Simplify right side
    206,279,234.40x = 33,661,403,638,110,152
  5. Step 5: Solve for x
    x = 33,661,403,638,110,152/206,279,234.40
  6. Step 6: Final answer
    x = 163,183,675.45

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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.