Home / 118,873,617.53-178,328,143.62-42,190,224.17

Finding the Fourth Proportional to 118,873,617.53, 178,328,143.62 and 42,190,224.17

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Solution

The fourth proportional to 118,873,617.53, 178,328,143.62 and 42,190,224.17 is: 63,291,624.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,873,617.53 : 178,328,143.62 = 42,190,224.17 : x
  2. Step 2: Convert to fraction form
    118,873,617.53/178,328,143.62 = 42,190,224.17/x
  3. Step 3: Cross multiply
    118,873,617.53x = 178,328,143.62 × 42,190,224.17
  4. Step 4: Simplify right side
    118,873,617.53x = 7,523,704,354,256,115
  5. Step 5: Solve for x
    x = 7,523,704,354,256,115/118,873,617.53
  6. Step 6: Final answer
    x = 63,291,624.42

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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.