Home / 40,866,590,692.63-61,331,173,944.45-18,498,047,621.86

Finding the Fourth Proportional to 40,866,590,692.63, 61,331,173,944.45 and 18,498,047,621.86

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Solution

The fourth proportional to 40,866,590,692.63, 61,331,173,944.45 and 18,498,047,621.86 is: 27,761,233,738.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,866,590,692.63 : 61,331,173,944.45 = 18,498,047,621.86 : x
  2. Step 2: Convert to fraction form
    40,866,590,692.63/61,331,173,944.45 = 18,498,047,621.86/x
  3. Step 3: Cross multiply
    40,866,590,692.63x = 61,331,173,944.45 × 18,498,047,621.86
  4. Step 4: Simplify right side
    40,866,590,692.63x = 1,134,506,976,329,015,361,536
  5. Step 5: Solve for x
    x = 1,134,506,976,329,015,361,536/40,866,590,692.63
  6. Step 6: Final answer
    x = 27,761,233,738.87

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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.