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Finding the Fourth Proportional to 594,783,607.90, 820,823,530.53 and 356,667,559.90

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Solution

The fourth proportional to 594,783,607.90, 820,823,530.53 and 356,667,559.90 is: 492,214,516.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,783,607.90 : 820,823,530.53 = 356,667,559.90 : x
  2. Step 2: Convert to fraction form
    594,783,607.90/820,823,530.53 = 356,667,559.90/x
  3. Step 3: Cross multiply
    594,783,607.90x = 820,823,530.53 × 356,667,559.90
  4. Step 4: Simplify right side
    594,783,607.90x = 292,761,125,740,854,912
  5. Step 5: Solve for x
    x = 292,761,125,740,854,912/594,783,607.90
  6. Step 6: Final answer
    x = 492,214,516.09

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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.