Home / 163,505,604.32-245,259,292.08-48,491,143.16

Finding the Fourth Proportional to 163,505,604.32, 245,259,292.08 and 48,491,143.16

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Solution

The fourth proportional to 163,505,604.32, 245,259,292.08 and 48,491,143.16 is: 72,736,977.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,505,604.32 : 245,259,292.08 = 48,491,143.16 : x
  2. Step 2: Convert to fraction form
    163,505,604.32/245,259,292.08 = 48,491,143.16/x
  3. Step 3: Cross multiply
    163,505,604.32x = 245,259,292.08 × 48,491,143.16
  4. Step 4: Simplify right side
    163,505,604.32x = 11,892,903,443,571,534
  5. Step 5: Solve for x
    x = 11,892,903,443,571,534/163,505,604.32
  6. Step 6: Final answer
    x = 72,736,977.38

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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.