Home / 490,531,493,068.07-676,905,217,395.96-273,740,672,937.11

Finding the Fourth Proportional to 490,531,493,068.07, 676,905,217,395.96 and 273,740,672,937.11

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Solution

The fourth proportional to 490,531,493,068.07, 676,905,217,395.96 and 273,740,672,937.11 is: 377,746,367,650.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,531,493,068.07 : 676,905,217,395.96 = 273,740,672,937.11 : x
  2. Step 2: Convert to fraction form
    490,531,493,068.07/676,905,217,395.96 = 273,740,672,937.11/x
  3. Step 3: Cross multiply
    490,531,493,068.07x = 676,905,217,395.96 × 273,740,672,937.11
  4. Step 4: Simplify right side
    490,531,493,068.07x = 185,296,489,724,610,804,187,136
  5. Step 5: Solve for x
    x = 185,296,489,724,610,804,187,136/490,531,493,068.07
  6. Step 6: Final answer
    x = 377,746,367,650.44

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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.