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Finding the Fourth Proportional to 603,743,054.60, 833,168,236.82 and 342,996,978.44

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Solution

The fourth proportional to 603,743,054.60, 833,168,236.82 and 342,996,978.44 is: 473,337,433.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,743,054.60 : 833,168,236.82 = 342,996,978.44 : x
  2. Step 2: Convert to fraction form
    603,743,054.60/833,168,236.82 = 342,996,978.44/x
  3. Step 3: Cross multiply
    603,743,054.60x = 833,168,236.82 × 342,996,978.44
  4. Step 4: Simplify right side
    603,743,054.60x = 285,774,187,761,442,368
  5. Step 5: Solve for x
    x = 285,774,187,761,442,368/603,743,054.60
  6. Step 6: Final answer
    x = 473,337,433.17

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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.