Home / 121,343,675.20-182,015,512.80-44,721,692.80

Finding the Fourth Proportional to 121,343,675.20, 182,015,512.80 and 44,721,692.80

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Solution

The fourth proportional to 121,343,675.20, 182,015,512.80 and 44,721,692.80 is: 67,082,539.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,343,675.20 : 182,015,512.80 = 44,721,692.80 : x
  2. Step 2: Convert to fraction form
    121,343,675.20/182,015,512.80 = 44,721,692.80/x
  3. Step 3: Cross multiply
    121,343,675.20x = 182,015,512.80 × 44,721,692.80
  4. Step 4: Simplify right side
    121,343,675.20x = 8,140,041,848,276,068
  5. Step 5: Solve for x
    x = 8,140,041,848,276,068/121,343,675.20
  6. Step 6: Final answer
    x = 67,082,539.20

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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.