Home / 403,104,010.80-604,656,016.20-322,482,442.80

Finding the Fourth Proportional to 403,104,010.80, 604,656,016.20 and 322,482,442.80

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Solution

The fourth proportional to 403,104,010.80, 604,656,016.20 and 322,482,442.80 is: 483,723,664.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,104,010.80 : 604,656,016.20 = 322,482,442.80 : x
  2. Step 2: Convert to fraction form
    403,104,010.80/604,656,016.20 = 322,482,442.80/x
  3. Step 3: Cross multiply
    403,104,010.80x = 604,656,016.20 × 322,482,442.80
  4. Step 4: Simplify right side
    403,104,010.80x = 194,990,949,157,892,384
  5. Step 5: Solve for x
    x = 194,990,949,157,892,384/403,104,010.80
  6. Step 6: Final answer
    x = 483,723,664.20

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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.