Home / 567,463,805.91-783,099,698.45-306,703,421.91

Finding the Fourth Proportional to 567,463,805.91, 783,099,698.45 and 306,703,421.91

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Solution

The fourth proportional to 567,463,805.91, 783,099,698.45 and 306,703,421.91 is: 423,250,531.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,463,805.91 : 783,099,698.45 = 306,703,421.91 : x
  2. Step 2: Convert to fraction form
    567,463,805.91/783,099,698.45 = 306,703,421.91/x
  3. Step 3: Cross multiply
    567,463,805.91x = 783,099,698.45 × 306,703,421.91
  4. Step 4: Simplify right side
    567,463,805.91x = 240,179,357,209,770,656
  5. Step 5: Solve for x
    x = 240,179,357,209,770,656/567,463,805.91
  6. Step 6: Final answer
    x = 423,250,531.06

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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.