Home / 684,150,692.85-1,026,122,350.11-186,200,010.83

Finding the Fourth Proportional to 684,150,692.85, 1,026,122,350.11 and 186,200,010.83

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Solution

The fourth proportional to 684,150,692.85, 1,026,122,350.11 and 186,200,010.83 is: 279,271,795.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,150,692.85 : 1,026,122,350.11 = 186,200,010.83 : x
  2. Step 2: Convert to fraction form
    684,150,692.85/1,026,122,350.11 = 186,200,010.83/x
  3. Step 3: Cross multiply
    684,150,692.85x = 1,026,122,350.11 × 186,200,010.83
  4. Step 4: Simplify right side
    684,150,692.85x = 191,063,992,703,387,072
  5. Step 5: Solve for x
    x = 191,063,992,703,387,072/684,150,692.85
  6. Step 6: Final answer
    x = 279,271,795.97

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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.