Home / 297,641,130.12-446,432,826.78-90,381,335.22

Finding the Fourth Proportional to 297,641,130.12, 446,432,826.78 and 90,381,335.22

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Solution

The fourth proportional to 297,641,130.12, 446,432,826.78 and 90,381,335.22 is: 135,563,236.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,641,130.12 : 446,432,826.78 = 90,381,335.22 : x
  2. Step 2: Convert to fraction form
    297,641,130.12/446,432,826.78 = 90,381,335.22/x
  3. Step 3: Cross multiply
    297,641,130.12x = 446,432,826.78 × 90,381,335.22
  4. Step 4: Simplify right side
    297,641,130.12x = 40,349,194,970,415,368
  5. Step 5: Solve for x
    x = 40,349,194,970,415,368/297,641,130.12
  6. Step 6: Final answer
    x = 135,563,236.69

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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.