Home / 297,640,950.25-446,432,560.05-90,381,156.14

Finding the Fourth Proportional to 297,640,950.25, 446,432,560.05 and 90,381,156.14

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Solution

The fourth proportional to 297,640,950.25, 446,432,560.05 and 90,381,156.14 is: 135,562,969.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,640,950.25 : 446,432,560.05 = 90,381,156.14 : x
  2. Step 2: Convert to fraction form
    297,640,950.25/446,432,560.05 = 90,381,156.14/x
  3. Step 3: Cross multiply
    297,640,950.25x = 446,432,560.05 × 90,381,156.14
  4. Step 4: Simplify right side
    297,640,950.25x = 40,349,090,917,313,088
  5. Step 5: Solve for x
    x = 40,349,090,917,313,088/297,640,950.25
  6. Step 6: Final answer
    x = 135,562,969.02

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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.