Home / 123,077,315.80-184,392,024.90-100,234,538.20

Finding the Fourth Proportional to 123,077,315.80, 184,392,024.90 and 100,234,538.20

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Solution

The fourth proportional to 123,077,315.80, 184,392,024.90 and 100,234,538.20 is: 150,169,422.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,077,315.80 : 184,392,024.90 = 100,234,538.20 : x
  2. Step 2: Convert to fraction form
    123,077,315.80/184,392,024.90 = 100,234,538.20/x
  3. Step 3: Cross multiply
    123,077,315.80x = 184,392,024.90 × 100,234,538.20
  4. Step 4: Simplify right side
    123,077,315.80x = 18,482,449,463,614,404
  5. Step 5: Solve for x
    x = 18,482,449,463,614,404/123,077,315.80
  6. Step 6: Final answer
    x = 150,169,422.72

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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.