Home / 493,433,418,960.16-680,775,346,940.52-298,043,693,206.96

Finding the Fourth Proportional to 493,433,418,960.16, 680,775,346,940.52 and 298,043,693,206.96

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Solution

The fourth proportional to 493,433,418,960.16, 680,775,346,940.52 and 298,043,693,206.96 is: 411,201,979,537.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,433,418,960.16 : 680,775,346,940.52 = 298,043,693,206.96 : x
  2. Step 2: Convert to fraction form
    493,433,418,960.16/680,775,346,940.52 = 298,043,693,206.96/x
  3. Step 3: Cross multiply
    493,433,418,960.16x = 680,775,346,940.52 × 298,043,693,206.96
  4. Step 4: Simplify right side
    493,433,418,960.16x = 202,900,798,646,402,131,427,328
  5. Step 5: Solve for x
    x = 202,900,798,646,402,131,427,328/493,433,418,960.16
  6. Step 6: Final answer
    x = 411,201,979,537.56

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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.