Home / 45,494,660.10-68,241,990.15-30,189,159.30

Finding the Fourth Proportional to 45,494,660.10, 68,241,990.15 and 30,189,159.30

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Solution

The fourth proportional to 45,494,660.10, 68,241,990.15 and 30,189,159.30 is: 45,283,738.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,494,660.10 : 68,241,990.15 = 30,189,159.30 : x
  2. Step 2: Convert to fraction form
    45,494,660.10/68,241,990.15 = 30,189,159.30/x
  3. Step 3: Cross multiply
    45,494,660.10x = 68,241,990.15 × 30,189,159.30
  4. Step 4: Simplify right side
    45,494,660.10x = 2,060,168,311,587,381.25
  5. Step 5: Solve for x
    x = 2,060,168,311,587,381.25/45,494,660.10
  6. Step 6: Final answer
    x = 45,283,738.95

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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.