Home / 394,558,768.20-591,875,477.10-107,344,432.20

Finding the Fourth Proportional to 394,558,768.20, 591,875,477.10 and 107,344,432.20

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Solution

The fourth proportional to 394,558,768.20, 591,875,477.10 and 107,344,432.20 is: 161,026,802.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,558,768.20 : 591,875,477.10 = 107,344,432.20 : x
  2. Step 2: Convert to fraction form
    394,558,768.20/591,875,477.10 = 107,344,432.20/x
  3. Step 3: Cross multiply
    394,558,768.20x = 591,875,477.10 × 107,344,432.20
  4. Step 4: Simplify right side
    394,558,768.20x = 63,534,537,022,403,608
  5. Step 5: Solve for x
    x = 63,534,537,022,403,608/394,558,768.20
  6. Step 6: Final answer
    x = 161,026,802.96

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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.