Home / 297,641,101.42-446,432,785.48-90,381,306.93

Finding the Fourth Proportional to 297,641,101.42, 446,432,785.48 and 90,381,306.93

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Solution

The fourth proportional to 297,641,101.42, 446,432,785.48 and 90,381,306.93 is: 135,563,194.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,641,101.42 : 446,432,785.48 = 90,381,306.93 : x
  2. Step 2: Convert to fraction form
    297,641,101.42/446,432,785.48 = 90,381,306.93/x
  3. Step 3: Cross multiply
    297,641,101.42x = 446,432,785.48 × 90,381,306.93
  4. Step 4: Simplify right side
    297,641,101.42x = 40,349,178,608,082,736
  5. Step 5: Solve for x
    x = 40,349,178,608,082,736/297,641,101.42
  6. Step 6: Final answer
    x = 135,563,194.79

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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.