Home / 163,505,609.32-245,259,299.58-48,491,148.16

Finding the Fourth Proportional to 163,505,609.32, 245,259,299.58 and 48,491,148.16

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Solution

The fourth proportional to 163,505,609.32, 245,259,299.58 and 48,491,148.16 is: 72,736,984.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,505,609.32 : 245,259,299.58 = 48,491,148.16 : x
  2. Step 2: Convert to fraction form
    163,505,609.32/245,259,299.58 = 48,491,148.16/x
  3. Step 3: Cross multiply
    163,505,609.32x = 245,259,299.58 × 48,491,148.16
  4. Step 4: Simplify right side
    163,505,609.32x = 11,892,905,033,551,606
  5. Step 5: Solve for x
    x = 11,892,905,033,551,606/163,505,609.32
  6. Step 6: Final answer
    x = 72,736,984.88

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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.