Home / 399,560,876.53-551,393,814.75-234,548,446.03

Finding the Fourth Proportional to 399,560,876.53, 551,393,814.75 and 234,548,446.03

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Solution

The fourth proportional to 399,560,876.53, 551,393,814.75 and 234,548,446.03 is: 323,676,741.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,560,876.53 : 551,393,814.75 = 234,548,446.03 : x
  2. Step 2: Convert to fraction form
    399,560,876.53/551,393,814.75 = 234,548,446.03/x
  3. Step 3: Cross multiply
    399,560,876.53x = 551,393,814.75 × 234,548,446.03
  4. Step 4: Simplify right side
    399,560,876.53x = 129,328,562,397,908,160
  5. Step 5: Solve for x
    x = 129,328,562,397,908,160/399,560,876.53
  6. Step 6: Final answer
    x = 323,676,741.13

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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.