Home / 49,439,324,219.91-74,162,560,569.68-20,693,830,889.80

Finding the Fourth Proportional to 49,439,324,219.91, 74,162,560,569.68 and 20,693,830,889.80

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Solution

The fourth proportional to 49,439,324,219.91, 74,162,560,569.68 and 20,693,830,889.80 is: 31,042,242,405.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,439,324,219.91 : 74,162,560,569.68 = 20,693,830,889.80 : x
  2. Step 2: Convert to fraction form
    49,439,324,219.91/74,162,560,569.68 = 20,693,830,889.80/x
  3. Step 3: Cross multiply
    49,439,324,219.91x = 74,162,560,569.68 × 20,693,830,889.80
  4. Step 4: Simplify right side
    49,439,324,219.91x = 1,534,707,486,783,572,803,584
  5. Step 5: Solve for x
    x = 1,534,707,486,783,572,803,584/49,439,324,219.91
  6. Step 6: Final answer
    x = 31,042,242,405.20

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1.5x scale

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.