Home / 607,394,234.04-912,544,845.30-389,471,535.96

Finding the Fourth Proportional to 607,394,234.04, 912,544,845.30 and 389,471,535.96

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Solution

The fourth proportional to 607,394,234.04, 912,544,845.30 and 389,471,535.96 is: 585,139,309.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,394,234.04 : 912,544,845.30 = 389,471,535.96 : x
  2. Step 2: Convert to fraction form
    607,394,234.04/912,544,845.30 = 389,471,535.96/x
  3. Step 3: Cross multiply
    607,394,234.04x = 912,544,845.30 × 389,471,535.96
  4. Step 4: Simplify right side
    607,394,234.04x = 355,410,242,531,371,520
  5. Step 5: Solve for x
    x = 355,410,242,531,371,520/607,394,234.04
  6. Step 6: Final answer
    x = 585,139,309.22

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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.