Home / 20,144,198,839.02-30,216,354,945.83-7,726,335,856.62

Finding the Fourth Proportional to 20,144,198,839.02, 30,216,354,945.83 and 7,726,335,856.62

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Solution

The fourth proportional to 20,144,198,839.02, 30,216,354,945.83 and 7,726,335,856.62 is: 11,589,525,527.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,144,198,839.02 : 30,216,354,945.83 = 7,726,335,856.62 : x
  2. Step 2: Convert to fraction form
    20,144,198,839.02/30,216,354,945.83 = 7,726,335,856.62/x
  3. Step 3: Cross multiply
    20,144,198,839.02x = 30,216,354,945.83 × 7,726,335,856.62
  4. Step 4: Simplify right side
    20,144,198,839.02x = 233,461,706,674,323,423,232
  5. Step 5: Solve for x
    x = 233,461,706,674,323,423,232/20,144,198,839.02
  6. Step 6: Final answer
    x = 11,589,525,527.42

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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.