Home / 210,381,892,861.48-315,568,418,034.48-51,205,880,283.73

Finding the Fourth Proportional to 210,381,892,861.48, 315,568,418,034.48 and 51,205,880,283.73

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Solution

The fourth proportional to 210,381,892,861.48, 315,568,418,034.48 and 51,205,880,283.73 is: 76,807,744,314.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,381,892,861.48 : 315,568,418,034.48 = 51,205,880,283.73 : x
  2. Step 2: Convert to fraction form
    210,381,892,861.48/315,568,418,034.48 = 51,205,880,283.73/x
  3. Step 3: Cross multiply
    210,381,892,861.48x = 315,568,418,034.48 × 51,205,880,283.73
  4. Step 4: Simplify right side
    210,381,892,861.48x = 16,158,958,635,199,013,847,040
  5. Step 5: Solve for x
    x = 16,158,958,635,199,013,847,040/210,381,892,861.48
  6. Step 6: Final answer
    x = 76,807,744,314.00

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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.