Home / 546,868,769.60-820,339,726.73-192,300,692.28

Finding the Fourth Proportional to 546,868,769.60, 820,339,726.73 and 192,300,692.28

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Solution

The fourth proportional to 546,868,769.60, 820,339,726.73 and 192,300,692.28 is: 288,463,898.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,868,769.60 : 820,339,726.73 = 192,300,692.28 : x
  2. Step 2: Convert to fraction form
    546,868,769.60/820,339,726.73 = 192,300,692.28/x
  3. Step 3: Cross multiply
    546,868,769.60x = 820,339,726.73 × 192,300,692.28
  4. Step 4: Simplify right side
    546,868,769.60x = 157,751,897,354,003,520
  5. Step 5: Solve for x
    x = 157,751,897,354,003,520/546,868,769.60
  6. Step 6: Final answer
    x = 288,463,898.70

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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.