Home / 297,641,103.42-446,432,788.47-90,381,308.94

Finding the Fourth Proportional to 297,641,103.42, 446,432,788.47 and 90,381,308.94

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Solution

The fourth proportional to 297,641,103.42, 446,432,788.47 and 90,381,308.94 is: 135,563,197.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,641,103.42 : 446,432,788.47 = 90,381,308.94 : x
  2. Step 2: Convert to fraction form
    297,641,103.42/446,432,788.47 = 90,381,308.94/x
  3. Step 3: Cross multiply
    297,641,103.42x = 446,432,788.47 × 90,381,308.94
  4. Step 4: Simplify right side
    297,641,103.42x = 40,349,179,775,652,744
  5. Step 5: Solve for x
    x = 40,349,179,775,652,744/297,641,103.42
  6. Step 6: Final answer
    x = 135,563,197.80

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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.