Home / 483,426,144.21-724,842,251.96-187,976,876.81

Finding the Fourth Proportional to 483,426,144.21, 724,842,251.96 and 187,976,876.81

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Solution

The fourth proportional to 483,426,144.21, 724,842,251.96 and 187,976,876.81 is: 281,849,842.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,426,144.21 : 724,842,251.96 = 187,976,876.81 : x
  2. Step 2: Convert to fraction form
    483,426,144.21/724,842,251.96 = 187,976,876.81/x
  3. Step 3: Cross multiply
    483,426,144.21x = 724,842,251.96 × 187,976,876.81
  4. Step 4: Simplify right side
    483,426,144.21x = 136,253,582,703,367,904
  5. Step 5: Solve for x
    x = 136,253,582,703,367,904/483,426,144.21
  6. Step 6: Final answer
    x = 281,849,842.70

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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.