Home / 440,463,919.83-607,855,819.94-242,240,745.24

Finding the Fourth Proportional to 440,463,919.83, 607,855,819.94 and 242,240,745.24

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Solution

The fourth proportional to 440,463,919.83, 607,855,819.94 and 242,240,745.24 is: 334,300,813.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,463,919.83 : 607,855,819.94 = 242,240,745.24 : x
  2. Step 2: Convert to fraction form
    440,463,919.83/607,855,819.94 = 242,240,745.24/x
  3. Step 3: Cross multiply
    440,463,919.83x = 607,855,819.94 × 242,240,745.24
  4. Step 4: Simplify right side
    440,463,919.83x = 147,247,446,820,736,864
  5. Step 5: Solve for x
    x = 147,247,446,820,736,864/440,463,919.83
  6. Step 6: Final answer
    x = 334,300,813.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.