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Finding the Fourth Proportional to 590,503,233.80, 885,754,850.70 and 318,405,441.80

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Solution

The fourth proportional to 590,503,233.80, 885,754,850.70 and 318,405,441.80 is: 477,608,162.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,503,233.80 : 885,754,850.70 = 318,405,441.80 : x
  2. Step 2: Convert to fraction form
    590,503,233.80/885,754,850.70 = 318,405,441.80/x
  3. Step 3: Cross multiply
    590,503,233.80x = 885,754,850.70 × 318,405,441.80
  4. Step 4: Simplify right side
    590,503,233.80x = 282,029,164,563,626,560
  5. Step 5: Solve for x
    x = 282,029,164,563,626,560/590,503,233.80
  6. Step 6: Final answer
    x = 477,608,162.70

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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.