Home / 310,801,267.64-428,903,567.44-169,672,488.02

Finding the Fourth Proportional to 310,801,267.64, 428,903,567.44 and 169,672,488.02

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Solution

The fourth proportional to 310,801,267.64, 428,903,567.44 and 169,672,488.02 is: 234,146,842.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,801,267.64 : 428,903,567.44 = 169,672,488.02 : x
  2. Step 2: Convert to fraction form
    310,801,267.64/428,903,567.44 = 169,672,488.02/x
  3. Step 3: Cross multiply
    310,801,267.64x = 428,903,567.44 × 169,672,488.02
  4. Step 4: Simplify right side
    310,801,267.64x = 72,773,135,408,846,736
  5. Step 5: Solve for x
    x = 72,773,135,408,846,736/310,801,267.64
  6. Step 6: Final answer
    x = 234,146,842.33

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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.