Home / 264,205,553.10-396,308,329.65-172,372,548.30

Finding the Fourth Proportional to 264,205,553.10, 396,308,329.65 and 172,372,548.30

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Solution

The fourth proportional to 264,205,553.10, 396,308,329.65 and 172,372,548.30 is: 258,558,822.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,205,553.10 : 396,308,329.65 = 172,372,548.30 : x
  2. Step 2: Convert to fraction form
    264,205,553.10/396,308,329.65 = 172,372,548.30/x
  3. Step 3: Cross multiply
    264,205,553.10x = 396,308,329.65 × 172,372,548.30
  4. Step 4: Simplify right side
    264,205,553.10x = 68,312,676,694,286,944
  5. Step 5: Solve for x
    x = 68,312,676,694,286,944/264,205,553.10
  6. Step 6: Final answer
    x = 258,558,822.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.