Home / 384,387,454.16-576,679,399.08-111,758,221.04

Finding the Fourth Proportional to 384,387,454.16, 576,679,399.08 and 111,758,221.04

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Solution

The fourth proportional to 384,387,454.16, 576,679,399.08 and 111,758,221.04 is: 167,665,887.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,387,454.16 : 576,679,399.08 = 111,758,221.04 : x
  2. Step 2: Convert to fraction form
    384,387,454.16/576,679,399.08 = 111,758,221.04/x
  3. Step 3: Cross multiply
    384,387,454.16x = 576,679,399.08 × 111,758,221.04
  4. Step 4: Simplify right side
    384,387,454.16x = 64,448,663,751,597,024
  5. Step 5: Solve for x
    x = 64,448,663,751,597,024/384,387,454.16
  6. Step 6: Final answer
    x = 167,665,887.78

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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.