Home / 297,641,002.56-446,432,635.98-90,381,206.64

Finding the Fourth Proportional to 297,641,002.56, 446,432,635.98 and 90,381,206.64

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Solution

The fourth proportional to 297,641,002.56, 446,432,635.98 and 90,381,206.64 is: 135,563,043.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,641,002.56 : 446,432,635.98 = 90,381,206.64 : x
  2. Step 2: Convert to fraction form
    297,641,002.56/446,432,635.98 = 90,381,206.64/x
  3. Step 3: Cross multiply
    297,641,002.56x = 446,432,635.98 × 90,381,206.64
  4. Step 4: Simplify right side
    297,641,002.56x = 40,349,120,323,348,280
  5. Step 5: Solve for x
    x = 40,349,120,323,348,280/297,641,002.56
  6. Step 6: Final answer
    x = 135,563,043.99

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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.