Home / 245,002,612.21-338,099,329.23-133,494,376.04

Finding the Fourth Proportional to 245,002,612.21, 338,099,329.23 and 133,494,376.04

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Solution

The fourth proportional to 245,002,612.21, 338,099,329.23 and 133,494,376.04 is: 184,219,909.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,002,612.21 : 338,099,329.23 = 133,494,376.04 : x
  2. Step 2: Convert to fraction form
    245,002,612.21/338,099,329.23 = 133,494,376.04/x
  3. Step 3: Cross multiply
    245,002,612.21x = 338,099,329.23 × 133,494,376.04
  4. Step 4: Simplify right side
    245,002,612.21x = 45,134,358,994,178,152
  5. Step 5: Solve for x
    x = 45,134,358,994,178,152/245,002,612.21
  6. Step 6: Final answer
    x = 184,219,909.28

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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.