Home / 243,899,990.76-336,582,310.32-132,390,759.18

Finding the Fourth Proportional to 243,899,990.76, 336,582,310.32 and 132,390,759.18

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Solution

The fourth proportional to 243,899,990.76, 336,582,310.32 and 132,390,759.18 is: 182,699,423.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,899,990.76 : 336,582,310.32 = 132,390,759.18 : x
  2. Step 2: Convert to fraction form
    243,899,990.76/336,582,310.32 = 132,390,759.18/x
  3. Step 3: Cross multiply
    243,899,990.76x = 336,582,310.32 × 132,390,759.18
  4. Step 4: Simplify right side
    243,899,990.76x = 44,560,387,589,823,152
  5. Step 5: Solve for x
    x = 44,560,387,589,823,152/243,899,990.76
  6. Step 6: Final answer
    x = 182,699,423.03

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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.