Home / 598,644,530.06-820,129,305.69-576,262,523.30

Finding the Fourth Proportional to 598,644,530.06, 820,129,305.69 and 576,262,523.30

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Solution

The fourth proportional to 598,644,530.06, 820,129,305.69 and 576,262,523.30 is: 789,466,468.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,644,530.06 : 820,129,305.69 = 576,262,523.30 : x
  2. Step 2: Convert to fraction form
    598,644,530.06/820,129,305.69 = 576,262,523.30/x
  3. Step 3: Cross multiply
    598,644,530.06x = 820,129,305.69 × 576,262,523.30
  4. Step 4: Simplify right side
    598,644,530.06x = 472,609,783,125,095,808
  5. Step 5: Solve for x
    x = 472,609,783,125,095,808/598,644,530.06
  6. Step 6: Final answer
    x = 789,466,468.66

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.