Home / 37,409,518,189.50-51,624,723,828.87-20,261,944,898.61

Finding the Fourth Proportional to 37,409,518,189.50, 51,624,723,828.87 and 20,261,944,898.61

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Solution

The fourth proportional to 37,409,518,189.50, 51,624,723,828.87 and 20,261,944,898.61 is: 27,961,261,204.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,409,518,189.50 : 51,624,723,828.87 = 20,261,944,898.61 : x
  2. Step 2: Convert to fraction form
    37,409,518,189.50/51,624,723,828.87 = 20,261,944,898.61/x
  3. Step 3: Cross multiply
    37,409,518,189.50x = 51,624,723,828.87 × 20,261,944,898.61
  4. Step 4: Simplify right side
    37,409,518,189.50x = 1,046,017,309,626,522,664,960
  5. Step 5: Solve for x
    x = 1,046,017,309,626,522,664,960/37,409,518,189.50
  6. Step 6: Final answer
    x = 27,961,261,204.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.