Home / 356,569,642.30-534,854,463.45-325,958,640.70

Finding the Fourth Proportional to 356,569,642.30, 534,854,463.45 and 325,958,640.70

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Solution

The fourth proportional to 356,569,642.30, 534,854,463.45 and 325,958,640.70 is: 488,937,961.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,569,642.30 : 534,854,463.45 = 325,958,640.70 : x
  2. Step 2: Convert to fraction form
    356,569,642.30/534,854,463.45 = 325,958,640.70/x
  3. Step 3: Cross multiply
    356,569,642.30x = 534,854,463.45 × 325,958,640.70
  4. Step 4: Simplify right side
    356,569,642.30x = 174,340,433,878,489,824
  5. Step 5: Solve for x
    x = 174,340,433,878,489,824/356,569,642.30
  6. Step 6: Final answer
    x = 488,937,961.05

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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.