Home / 384,313,697.80-576,545,196.30-165,963,617.80

Finding the Fourth Proportional to 384,313,697.80, 576,545,196.30 and 165,963,617.80

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Solution

The fourth proportional to 384,313,697.80, 576,545,196.30 and 165,963,617.80 is: 248,977,663.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,313,697.80 : 576,545,196.30 = 165,963,617.80 : x
  2. Step 2: Convert to fraction form
    384,313,697.80/576,545,196.30 = 165,963,617.80/x
  3. Step 3: Cross multiply
    384,313,697.80x = 576,545,196.30 × 165,963,617.80
  4. Step 4: Simplify right side
    384,313,697.80x = 95,685,526,603,159,168
  5. Step 5: Solve for x
    x = 95,685,526,603,159,168/384,313,697.80
  6. Step 6: Final answer
    x = 248,977,663.69

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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.