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Finding the Fourth Proportional to 637,894,200.98, 880,294,590.60 and 344,538,768.98

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Solution

The fourth proportional to 637,894,200.98, 880,294,590.60 and 344,538,768.98 is: 475,463,821.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,894,200.98 : 880,294,590.60 = 344,538,768.98 : x
  2. Step 2: Convert to fraction form
    637,894,200.98/880,294,590.60 = 344,538,768.98/x
  3. Step 3: Cross multiply
    637,894,200.98x = 880,294,590.60 × 344,538,768.98
  4. Step 4: Simplify right side
    637,894,200.98x = 303,295,614,585,077,120
  5. Step 5: Solve for x
    x = 303,295,614,585,077,120/637,894,200.98
  6. Step 6: Final answer
    x = 475,463,821.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.