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Finding the Fourth Proportional to 332,064,604.80, 496,753,214.40 and 291,753,820.80

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Solution

The fourth proportional to 332,064,604.80, 496,753,214.40 and 291,753,820.80 is: 436,450,155.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,064,604.80 : 496,753,214.40 = 291,753,820.80 : x
  2. Step 2: Convert to fraction form
    332,064,604.80/496,753,214.40 = 291,753,820.80/x
  3. Step 3: Cross multiply
    332,064,604.80x = 496,753,214.40 × 291,753,820.80
  4. Step 4: Simplify right side
    332,064,604.80x = 144,929,648,295,881,568
  5. Step 5: Solve for x
    x = 144,929,648,295,881,568/332,064,604.80
  6. Step 6: Final answer
    x = 436,450,155.18

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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.